Table 1. -- Area of forest land by forest type group and owner
category, Colorado, 2002 - 2004
(In thousand acres)
Owner category
Forest type group
All
owners
Public
Private
Unidentified
owner
Softwood type groups
Pinyon / juniper group
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
Lodgepole pine group
Other western softwoods group
All softwood types
5,939.4
1,552.5
1,515.7
4,792.8
2,202.6
287.1
16,290.1
4,376.9
1,151.7
837.3
4,502.5
1,995.3
246.5
13,110.3
1,562.5
400.7
678.4
290.3
207.3
40.6
3,179.8
--------
129.1
3,045.0
2,411.4
41.4
5,627.0
2.9
2,590.0
1,125.8
41.4
3,760.1
126.2
455.0
1,285.6
-1,866.9
------
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
Western oak group
Other western hardwoods group
All hardwood types
Nonstocked
All forest types
1,098.6
673.1
425.5
--
23,015.8
17,543.5
5,472.2
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
Table 1a. -- Area of forest land by forest type group, forest type, and
owner category, Colorado, 2002 - 2004
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
541.2
915.4
4,482.8
382.3
639.8
3,354.9
158.9
275.6
1,127.9
----
5,939.4
4,376.9
1,562.5
--
1,552.5
1,151.7
400.7
--
1,552.5
1,151.7
400.7
--
Softwood type groups
Pinyon / Juniper Group
Rocky Mountain juniper
Juniper woodland
Pinyon / juniper woodland
All forest types
Douglas-fir Group
Douglas-fir
All forest types
Ponderosa Pine Group
1,515.7
837.3
678.4
--
All forest types
Fir / Spruce / Mountain Hemlock Group
1,515.7
837.3
678.4
--
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Subalpine fir
Blue spruce
220.5
2,926.7
538.4
951.9
155.2
169.7
2,803.1
498.5
910.3
120.9
50.8
123.7
39.9
41.6
34.3
------
4,792.8
4,502.5
290.3
--
2,202.6
1,995.3
207.3
--
2,202.6
1,995.3
207.3
--
121.0
166.2
121.0
125.5
-40.6
---
287.1
16,290.1
246.5
13,110.3
40.6
3,179.8
---
104.7
24.5
129.1
2.9
-2.9
101.7
24.5
126.2
----
Aspen
All forest types
Western Oak Group
3,045.0
3,045.0
2,590.0
2,590.0
455.0
455.0
---
Deciduous oak woodland
All forest types
Other Western Hardwoods Group
2,411.4
2,411.4
1,125.8
1,125.8
1,285.6
1,285.6
---
41.4
41.4
5,627.0
1,098.6
23,015.8
41.4
41.4
3,760.1
673.1
17,543.5
Ponderosa pine
All forest types
Lodgepole Pine Group
Lodgepole pine
All forest types
Other Western Softwood Group
Foxtail pine / bristlecone pine
Limber pine
All forest types
All softwood groups
Hardwood type groups
Elm / Ash / Cottonwood Group
Cottonwood
Sugarberry / hackberry / elm / green ash
All forest types
Aspen / Birch / Group
Cercocarpus woodland
All forest types
All hardwood groups
Nonstocked
All forest groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to thier totals due to rounding.
----1,866.9
-425.5
-5,472.2
-(Table 1 continued on next page)
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Colorado, 2002 - 2004
(In thousand acres)
Owner category
Major forest type group
and stand origin
Softwood type groups
Natural
All softwood types
Hardwood type groups
Natural
All hardwood types
Nonstocked
All groups
All
owners
Public
Private
Unidentified
owner
8,321.5
8,321.5
6,704.2
6,704.2
1,617.3
1,617.3
---
2,647.5
2,647.5
2,079.7
2,079.7
567.9
567.9
---
479.8
293.1
186.7
--
11,448.8
9,077.0
2,371.9
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
Table 3. -- Area of timberland by forest type group and stand-size class, Colorado, 2002 - 2004
(In thousand acres)
Stand-size class
class
Stand-size
Foresttype
typegroup
group
Forest
Softwood type groups
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
Lodgepole pine group
Other western softwoods group
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All
All
stands
stands
Sawtimber
Sawtimber
Poletimber
Poletimber
SaplingSaplingseedling
seedling
NonNonstocked
stocked
1,503.1
1,484.3
3,304.3
1,826.9
202.9
1,178.3
1,360.2
2,382.7
942.4
178.4
296.6
87.0
622.7
666.1
--
28.3
37.2
298.9
218.5
24.5
------
8,321.5
6,042.0
1,672.3
607.3
--
123.8
123.8
--
--
--
2,523.7
780.2
1,356.0
387.5
--
All hardwood types
2,647.5
904.1
1,356.0
387.5
-Nonstocked
479.8
---479.8
11,448.8
6,946.0
3,028.2
994.8
479.8
All forest types
All table cells without observations in the inventory sample are indicated by --. Table value of 0.0 indicates the acres round to
less than 0.1 thousand acres. Columns and rows may not add to their totals due to rounding.
Table 3a. -- Area of timberland by forest type group, forest type, and
stand-size class, Colorado, 2002 - 2004
(In thousand acres)
Stand-size class
Forest type group/
forest type
Softwood type groups
Douglas-fir Group
Douglas-fir
All forest types
Ponderosa Pine Group
Ponderosa pine
All forest types
Fir / Spruce / Mountain Hemlock Group
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Subalpine fir
Blue spruce
All forest types
Lodgepole Pine Group
Lodgepole pine
All forest types
Other Western Softwood Group
Foxtail pine / bristlecone pine
Limber pine
All forest types
All softwood groups
Hardwood type groups
Elm / Ash / Cottonwood Group
Cottonwood
Sugarberry / hackberry / elm / green ash
All forest types
Aspen / Birch / Group
Aspen
All forest types
All hardwood groups
Nonstocked
All forest groups
All
stands
Sawtimber
Poletimber
Saplingseedling
NonNonstocked
stocked
1,503.1
1,503.1
1,178.3
1,178.3
296.6
296.6
28.3
28.3
---
1,484.3
1,484.3
1,360.2
1,360.2
87.0
87.0
37.2
37.2
---
216.4
1,866.9
396.9
705.9
118.2
3,304.3
188.3
1,390.9
249.6
470.7
83.1
2,382.7
28.1
306.6
142.0
131.3
14.7
622.7
-169.5
5.2
103.8
20.4
298.9
-------
1,826.9
1,826.9
942.4
942.4
666.1
666.1
218.5
218.5
---
61.4
141.4
202.9
8,321.5
56.6
121.8
178.4
6,042.0
---1,672.3
4.8
19.6
24.5
607.3
-----
104.7
19.2
123.8
104.7
19.2
123.8
----
----
----
2,523.7
2,523.7
2,647.5
780.2
780.2
904.1
1,356.0
1,356.0
1,356.0
387.5
387.5
387.5
----
479.8
--
--
--
479.8
11,448.8
6,946.0
3,028.2
994.8
479.8
All table cells without observations in the inventory sample are indicated by --. Table
value of 0.0 indicates the acres round to less than 0.1 thousand acres. Columns and
rows may not add to their totals due to rounding.
(Table 3 continued on next page)
Table 4. -- Net volume of all live trees on forest land by species group and
owner category, Colorado, 2002 - 2004
(In thousand cubic feet)
Owner category
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All
owners
Public
Private
Unidentified
owner
3,137,523
2,336,319
4,212,601
10,941,569
6,062,176
4,520,576
512,356
31,723,120
2,451,177
1,360,868
3,890,626
10,643,309
5,665,693
3,487,429
467,540
27,966,641
686,347
975,451
321,975
298,260
396,483
1,033,148
44,816
3,756,479
---------
11,809
5,204,610
10,209
178,796
5,405,424
-4,383,819
-79,464
4,463,283
11,809
820,791
10,209
99,332
942,141
------
37,128,544
32,429,924
4,698,621
--
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 4a. -- Net volume of all live trees on forest land by species group, species,
and owner category, Colorado, 2002 - 2004
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Douglas-fir
All species
3,137,523
2,451,177
686,347
--
3,137,523
2,451,177
686,347
--
Ponderosa and Jeffrey pines
ponderosa pine
All species
2,336,319
1,360,868
975,451
--
2,336,319
1,360,868
975,451
--
719,133
175,532
3,317,936
586,299
167,658
3,136,668
132,833
7,874
181,268
----
4,212,601
3,890,626
321,975
--
10,649,490
292,079
10,414,190
229,119
235,300
62,960
---
10,941,569
10,643,309
298,260
--
True fir
white fir
corkbark fir
subalpine fir
All species
Engelmann and other spruces
Engelmann spruce
blue spruce
All species
Lodgepole pine
lodgepole pine
All species
6,062,176
5,665,693
396,483
--
6,062,176
5,665,693
396,483
--
2,180,418
493,421
263,880
1,582,858
1,820,182
347,605
117,300
1,202,342
360,237
145,815
146,580
380,516
-----
4,520,576
3,487,429
1,033,148
--
189,949
312,204
10,202
178,142
279,195
10,202
11,807
33,009
--
----
512,356
31,723,120
467,540
27,966,641
44,816
3,756,479
---
11,809
11,809
---
11,809
11,809
---
5,043,244
1,562
159,804
5,204,610
4,382,257
1,562
-4,383,819
660,987
-159,804
820,791
-----
Western woodland softwoods
Utah juniper
Rocky Mountain juniper
oneseed juniper
common or two-needle pinyon
All species
Other western softwoods
Rocky Mountain bristlecone pine
limber pine
southwestern white pine
All species
Total softwoods
Hardwoods
Cottonwood and aspen
eastern cottonwood
All species
Cottonwood and aspen
quaking aspen
Fremont cottonwood
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
All species
10,209
10,209
-10,209
--10,209
-(Table 4a continued on next page)
(Table 4a continued)
Owner category
Species group/
species
All
owners
Public
Private
Unidentified
owner
Western woodland hardwoods
curlleaf mountain-mahogany
10,657
10,657
--Gambel oak
168,140
68,808
99,332
-All species
79,464
99,332
-178,796
Total hardwoods
5,405,424
4,463,283
942,141
-All species groups
37,128,544
32,429,924
4,698,621
-(Table 4a continued on next page)
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
JAN-12-06 10:20 AM
Table 5. -- Net volume of all live trees and salvable standing dead trees on timberland
by class of timber and softwood/hardwood species category, Colorado, 2002 - 2004
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
16,952,284
15,271,039
1,681,245
2,440,585
19,392,870
1,877,051
17,148,090
563,535
2,244,779
5,720,790
25,113,659
3,625,600
20,773,690
2,095,190
4,339,969
Sawtimber size
287,671
149,982
137,688
Poletimber size
272,181
62,532
209,649
559,851
212,514
347,337
Sawtimber size
34,648
17,239
17,409
Poletimber size
Total
All live cull trees
All live trees
10,848
45,496
605,347
25,719,006
2,652
19,890
232,404
21,006,094
8,196
25,606
372,943
4,712,912
Salvable dead trees
Sawtimber size
1,925,611
1,657,100
268,511
788,265
2,713,876
419,562
2,076,662
368,703
637,214
28,432,883
23,082,757
5,350,126
Class of timber
Live trees
Growing-stock trees
Sawtimber
Saw log portion
Upper stem portion
Total
Poletimber
All growing-stock trees
Cull trees
1
Rough trees
Total
Rotten trees 1
Poletimber size
All salvable dead trees
All classes
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates
that the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals
due to rounding.
1 Includes woodland species.
Table 6. -- Net volume of growing stock on timberland by forest type group and
softwood/hardwood species category, Colorado, 2002 - 2004
(In thousand cubic feet)
Forest type group
Softwood type groups
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
Lodgepole pine group
Other western softwoods group
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All hardwood types
Nonstocked
All forest types
All
species
Softwood
species
Hardwood
species
2,521,270
2,042,687
10,549,667
4,723,099
231,875
20,068,598
2,372,150
2,031,796
10,075,821
4,601,892
225,139
19,306,798
149,120
10,891
473,847
121,207
6,735
761,800
117,818
4,903,833
5,021,651
13,199
1,431,012
1,444,211
104,619
3,472,820
3,577,440
23,411
25,113,659
22,681
20,773,690
730
4,339,969
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 6a. -- Net volume of growing stock on timberland by forest type group,
forest type, and softwood/hardwood species category, Colorado, 2002 - 2004
(In thousand cubic feet)
Forest type group/
forest type
All
species
Softwood
species
Hardwood
species
Softwood type groups
Douglas-fir Group
Douglas-fir
All forest types
2,521,270
2,521,270
2,372,150
2,372,150
149,120
149,120
Ponderosa Pine Group
Ponderosa pine
All forest types
2,042,687
2,042,687
2,031,796
2,031,796
10,891
10,891
738,131
6,460,947
1,153,744
1,958,245
238,601
10,549,667
653,852
6,349,660
963,449
1,872,680
236,180
10,075,821
84,279
111,287
190,294
85,566
2,421
473,847
4,723,099
4,723,099
4,601,892
4,601,892
121,207
121,207
98,773
133,102
231,875
20,068,598
95,125
130,015
225,139
19,306,798
3,648
3,087
6,735
761,800
116,769
1,050
117,818
13,199
-13,199
103,570
1,050
104,619
Fir / Spruce / Mountain Hemlock Group
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Subalpine fir
Blue spruce
All forest types
Lodgepole Pine Group
Lodgepole pine
All forest types
Other Western Softwood Group
Foxtail pine / bristlecone pine
Limber pine
All forest types
All softwood groups
Hardwood type groups
Elm / Ash / Cottonwood Group
Cottonwood
Sugarberry / hackberry / elm / green ash
All forest types
Aspen / Birch / Group
Aspen
All forest types
All hardwood groups
Nonstocked
1,431,012
3,472,820
1,431,012
3,472,820
1,444,211
3,577,440
730
22,681
All forest groups
20,773,690
4,339,969
6a continued
on next page)
All table cells without observations in the inventory sample (Table
are indicated
by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
4,903,833
4,903,833
5,021,651
23,411
25,113,659
1
Table 7. -- Net volume of growing stock on timberland by species group and diameter class, Colorado, 2002 - 2004
(In thousand cubic feet)
Diameter class (inches at breast height)
All
classes
5.0-6.9
7.0-8.9
9.0-10.9
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
2,846,354
2,133,945
3,297,319
7,347,073
4,844,154
304,845
111,624
68,985
238,930
291,677
511,789
16,391
263,637
154,541
435,847
589,390
901,992
40,797
352,049
236,921
464,222
795,737
1,203,343
45,041
381,635
355,942
566,319
918,601
924,216
40,820
350,317
266,047
456,031
920,736
612,187
43,247
313,432
278,819
284,754
1,035,068
396,545
36,768
239,706
172,689
279,847
847,086
210,265
37,742
268,043
165,661
249,477
539,099
56,077
23,770
355,359
299,734
270,558
1,281,585
27,740
20,269
210,551
134,605
51,335
128,095
---
Total softwoods
20,773,690
1,239,396
2,386,204
3,097,313
3,187,532
2,648,565
2,345,386
1,787,335
1,302,127
2,255,245
524,587
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
11,809
4,327,111
1,050
-384,735
--
-774,698
--
-935,758
--
-890,510
1,050
2,911
605,994
--
3,838
344,331
--
5,059
163,255
--
-106,592
--
-105,129
--
-16,111
--
Total hardwoods
4,339,969
384,735
774,698
935,758
891,560
608,905
All species
25,113,659
1,624,130
3,160,902
4,033,070
4,079,092
3,257,471
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates that the volume rounds to
less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
348,168
168,314
106,592
105,129
16,111
2,693,554
1,955,650
1,408,719
2,360,373
540,698
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Colorado, 2002 - 2004
(In thousand cubic feet)
Species group/
species
Diameter class (inches at breast height)
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
All
classes
5.0-6.9
7.0-8.9
2,846,354
111,624
263,637
352,049
381,635
350,317
313,432
239,706
268,043
355,359
210,551
2,846,354
111,624
263,637
352,049
381,635
350,317
313,432
239,706
268,043
355,359
210,551
2,133,945
68,985
154,541
236,921
355,942
266,047
278,819
172,689
165,661
299,734
134,605
2,133,945
68,985
154,541
236,921
355,942
266,047
278,819
172,689
165,661
299,734
134,605
white fir
707,327
21,789
32,667
55,499
97,696
51,209
77,457
85,733
93,843
155,883
35,552
corkbark fir
155,150
10,326
19,327
15,567
20,342
16,991
12,292
25,312
6,998
27,997
--
2,434,842
206,815
383,853
393,156
448,282
387,831
195,004
168,802
148,635
86,679
15,783
3,297,319
238,930
435,847
464,222
566,319
456,031
284,754
279,847
249,477
270,558
51,335
7,104,173
284,000
571,611
769,218
880,891
897,859
1,000,942
814,877
526,905
1,229,775
128,095
242,900
7,677
17,779
26,519
37,710
22,877
34,125
32,209
12,194
51,810
--
7,347,073
291,677
589,390
795,737
918,601
920,736
1,035,068
847,086
539,099
1,281,585
128,095
4,844,154
511,789
901,992
1,203,343
924,216
612,187
396,545
210,265
56,077
27,740
--
4,844,154
511,789
901,992
1,203,343
924,216
612,187
396,545
210,265
56,077
27,740
--
9.0-10.9
19.0-20.9
21.0-28.9
29.0+
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
ponderosa pine
All species
True fir
subalpine fir
All species
Engelmann and other spruces
Engelmann spruce
blue spruce
All species
Lodgepole pine
lodgepole pine
All species
Other western softwoods
Rocky Mountain bristlecone pine
limber pine
southwestern white pine
All species
Total softwoods
92,092
5,052
12,573
15,570
14,924
19,103
10,551
5,615
8,703
--
--
202,550
11,298
28,224
29,470
25,897
24,144
20,892
32,126
10,230
20,269
--
10,202
41
--
--
--
--
5,325
--
4,837
--
--
304,845
16,391
40,797
45,041
40,820
43,247
36,768
37,742
23,770
20,269
--
20,773,690
1,239,396
2,386,204
3,097,313
3,187,532
2,648,565
2,345,386
1,787,335
1,302,127
2,255,245
524,587
11,809
11,809
---
---
---
---
2,911
2,911
3,838
3,838
5,059
5,059
---
---
---
4,235,260
730
91,121
4,327,111
383,477
240
1,018
384,735
772,117
490
2,091
774,698
925,681
-10,076
935,758
877,543
-12,968
890,510
593,051
-12,943
605,994
319,648
-24,682
344,331
158,448
-4,807
163,255
100,166
-6,426
106,592
105,129
--105,129
--16,111
16,111
1,050
1,050
4,339,969
--384,735
--774,698
--935,758
1,050
1,050
891,560
--608,905
--348,168
--168,314
--106,592
--105,129
--16,111
25,113,659
1,624,130
3,160,902
4,033,070
4,079,092
3,257,471
2,693,554
1,955,650
1,408,719
2,360,373
540,698
Hardwoods
Cottonwood and aspen
eastern cottonwood
All species
Cottonwood and aspen
quaking aspen
Fremont cottonwood
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
All species
Total hardwoods
All species groups
(Table 7a continued on next page)
(Table 7a continued)
Species group/
species
All
classes
5.0-6.9
7.0-8.9
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
9.0-10.9
Diameter class (inches at breast height)
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
(Table 7a continued on next page)
1
Table 8. -- Net volume of sawtimber on timberland by species group and diameter class, Colorado, 2002 - 2004
(In thousand board feet)
1
Diameter class (inches at breast height)
All
classes
9.0-10.9
11.0-12.9
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
11,973,173
8,858,105
12,837,163
33,847,431
14,979,201
993,839
83,488,912
1,267,846
753,877
1,827,804
3,251,921
4,467,556
116,220
11,685,224
1,692,831
1,450,915
2,642,161
4,341,618
4,017,488
143,127
14,288,139
1,693,885
1,209,524
2,267,109
4,747,095
2,961,449
180,201
13,059,262
1,588,768
1,355,078
1,440,190
5,529,778
1,990,642
161,648
12,066,104
1,232,214
847,143
1,490,288
4,628,325
1,110,559
184,039
9,492,569
1,407,277
869,469
1,341,161
3,029,153
276,387
112,931
7,036,377
1,987,983
1,611,293
1,523,119
7,539,753
155,121
95,673
12,912,942
1,102,369
760,807
305,332
779,788
--2,948,295
14,299
11,561
-46,594
-1,701,775
2,896,638
-10,564,222
3,902,371
---2,221
2,221
-3,904,591
10,613,037
2,908,199
1,716,073
94,101,949
11,685,224
18,192,730
15,967,461
13,782,177
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates that the volume rounds
to less than 1 thousand board feet. Columns and rows may not add to their totals due to rounding.
1 International 1/4-inch rule.
20,734
850,848
-871,582
10,364,151
-586,776
-586,776
7,623,153
-560,696
-560,696
13,473,638
-65,119
-65,119
3,013,415
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Total hardwoods
All species
Table 8a. -- Net volume of sawtimber on timberland by species group, species, and diameter class, Colorado, 2002 - 2004
1
(In thousand board feet)
Species group/
species
All
classes
9.0-10.9
11.0-12.9
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
Softwoods
Douglas-fir
Douglas-fir
11,973,173
1,267,846
1,692,831
1,693,885
1,588,768
1,232,214
1,407,277
1,987,983
1,102,369
11,973,173
1,267,846
1,692,831
1,693,885
1,588,768
1,232,214
1,407,277
1,987,983
1,102,369
8,858,105
753,877
1,450,915
1,209,524
1,355,078
847,143
869,469
1,611,293
760,807
8,858,105
753,877
1,450,915
1,209,524
1,355,078
847,143
869,469
1,611,293
760,807
3,278,735
180,311
419,211
230,285
390,948
442,820
504,670
900,374
210,115
651,277
60,504
95,757
89,754
64,457
137,890
36,704
166,210
--
8,907,152
1,586,989
2,127,194
1,947,069
984,784
909,577
799,787
456,534
95,217
12,837,163
1,827,804
2,642,161
2,267,109
1,440,190
1,490,288
1,341,161
1,523,119
305,332
32,766,663
3,157,394
4,169,843
4,627,712
5,358,580
4,459,946
2,963,201
7,250,199
779,788
1,080,768
94,527
171,774
119,383
171,198
168,379
65,951
289,554
--
33,847,431
3,251,921
4,341,618
4,747,095
5,529,778
4,628,325
3,029,153
7,539,753
779,788
14,979,201
4,467,556
4,017,488
2,961,449
1,990,642
1,110,559
276,387
155,121
--
14,979,201
4,467,556
4,017,488
2,961,449
1,990,642
1,110,559
276,387
155,121
--
Rocky Mountain bristlecone pine
301,744
44,114
58,122
81,106
49,200
26,290
42,913
--
--
limber pine
646,269
72,106
85,005
99,095
88,589
157,749
48,051
95,673
--
45,826
--
--
--
23,859
--
21,967
--
--
993,839
116,220
143,127
180,201
161,648
184,039
112,931
95,673
--
83,488,912
11,685,224
14,288,139
13,059,262
12,066,104
9,492,569
7,036,377
12,912,942
2,948,295
46,594
46,594
---
---
11,561
11,561
14,299
14,299
20,734
20,734
---
---
---
10,217,906
346,316
10,564,222
----
3,845,106
57,265
3,902,371
2,834,729
61,910
2,896,638
1,586,242
115,532
1,701,775
833,572
17,276
850,848
557,562
29,214
586,776
560,696
-560,696
-65,119
65,119
All species
Total hardwoods
2,221
2,221
10,613,037
----
2,221
2,221
3,904,591
--2,908,199
--1,716,073
--871,582
--586,776
--560,696
--65,119
All species groups
94,101,949
11,685,224
18,192,730
15,967,461
13,782,177
10,364,151
7,623,153
13,473,638
3,013,415
All species
Ponderosa and Jeffrey pines
ponderosa pine
All species
True fir
white fir
corkbark fir
subalpine fir
All species
Engelmann and other spruces
Engelmann spruce
blue spruce
All species
Lodgepole pine
lodgepole pine
All species
Other western softwoods
southwestern white pine
All species
Total softwoods
Hardwoods
Cottonwood and aspen
eastern cottonwood
All species
Cottonwood and aspen
quaking aspen
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
(Table 8a continued on next page)
(Table 8a continued)
Species group/
species
All
classes
9.0-10.9
11.0-12.9
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
1 table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates that the volume rounds
All
to less than 1 thousand board feet. Columns and rows may not add to their totals due to rounding.
International 1/4-inch rule.
21.0-28.9
29.0+
(Table 8a continued on next page)
Table 9. -- All live aboveground tree biomass on timberland by owner category,
softwood/hardwood species category, and tree component, Colorado, 2002 - 2004
(In dry tons)
Tree biomass component
Growing-stock trees
Owner category and
softwood/hardwood
category
All
components
All live
1-5 inch trees
Total
Public
Softwoods
320,070,603
22,462,446
68,938,562
389,009,165
3,143,874
25,606,320
Hardwoods
Total
Private
Softwoods
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
Stumps, tops,
and limbs
293,710,506
230,587,525
63,122,981
3,897,651
2,792,876
1,104,775
60,445,104
354,155,611
51,468,766
282,056,292
8,976,338
72,099,319
5,349,584
9,247,235
4,355,129
7,148,005
994,455
2,099,230
51,345,181
2,625,482
47,726,589
35,716,468
12,010,121
993,110
749,088
244,022
Hardwoods
15,189,642
11,975,116
Total
66,534,823
1,167,383
3,792,865
59,701,705
10,045,730
45,762,198
1,929,386
13,939,507
2,047,143
3,040,253
1,793,974
2,543,062
253,169
497,191
371,415,784
84,128,204
455,543,988
25,087,928
4,311,257
29,399,185
341,437,096
72,420,220
413,857,316
266,303,994
61,514,496
327,818,490
75,133,102
10,905,724
86,038,826
4,890,761
7,396,727
12,287,488
3,541,964
6,149,103
9,691,066
1,348,797
1,247,624
2,596,422
All ownerships
Softwoods
Hardwoods
Total
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates the aboveground tree
biomass rounds to less than 1 dry ton. Columns and rows may not add to their totals due to rounding.
Table 10. -- Average annual net growth of growing stock on timberland by species group and
owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
26,997
15,271
13,065
105,656
46,037
-4,043
211,070
---------
---------
26,997
15,271
13,065
105,656
46,037
-4,043
211,070
60
40,847
7
-40,914
------
------
60
40,847
7
-40,914
251,983
--
--
251,983
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 10a. -- Average annual net growth of growing-stock on timberland by species group and
PAST owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
PAST Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
26,997
15,271
13,065
105,656
46,037
-4,043
211,070
---------
---------
26,997
15,271
13,065
105,656
46,037
-4,043
211,070
60
40,847
7
-40,914
------
------
60
40,847
7
-40,914
251,983
--
--
251,983
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 10b. -- Average annual net growth of growing-stock on timberland by species group and
CURRENT owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
CURRENT Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
26,997
15,271
13,065
105,656
46,037
-4,043
211,070
20,296
1,652
8,089
99,374
38,796
-3,261
171,468
6,702
13,619
4,976
6,282
7,241
-782
39,602
---------
60
40,847
7
-40,914
-40,061
--40,061
60
786
7
-852
------
251,983
211,530
40,454
--
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 12. -- Average annual mortality of growing stock on timberland by species group and
owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
21,479
20,478
64,393
16,608
40,441
-685
164,084
---------
---------
21,479
20,478
64,393
16,608
40,441
-685
164,084
40,924
-40,924
----
----
40,924
-40,924
205,009
--
--
205,009
Hardwoods
Cottonwood and aspen
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 12a. -- Average annual mortality of growing stock on timberland by species group and
PAST owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
PAST Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
21,479
20,478
64,393
16,608
40,441
-685
164,084
---------
---------
21,479
20,478
64,393
16,608
40,441
-685
164,084
40,924
-40,924
----
----
40,924
-40,924
205,009
--
--
205,009
Hardwoods
Cottonwood and aspen
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 12b. -- Average annual mortality of growing stock on timberland by species group and
CURRENT owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
CURRENT Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
21,479
20,478
64,393
16,608
40,441
-685
164,084
17,349
16,832
59,104
15,835
39,951
-685
149,757
4,129
3,646
5,290
773
490
--14,327
---------
40,924
-40,924
27,749
-27,749
13,175
-13,175
----
205,009
177,506
27,503
--
Hardwoods
Cottonwood and aspen
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 13a. -- Average annual net growth of all live trees on forest land by species group and
PAST owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
PAST Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
31,885
19,843
18,799
145,382
45,722
16,490
7,024
285,146
---------
---------
31,885
19,843
18,799
145,382
45,722
16,490
7,024
285,146
60
47,186
88
6,846
54,180
------
------
60
47,186
88
6,846
54,180
339,326
--
--
339,326
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 13b. -- Average annual net growth of all live trees on forest land by species group and
CURRENT owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
CURRENT Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
31,885
19,843
18,799
145,382
45,722
16,490
7,024
285,146
23,874
4,476
13,724
139,024
38,331
13,294
6,221
238,944
8,012
15,367
5,075
6,358
7,391
3,196
804
46,203
---------
60
47,186
88
6,846
54,180
-46,441
-3,545
49,985
60
745
88
3,301
4,195
------
339,326
288,929
50,397
--
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 15a. -- Average annual mortality on forest land by species group and
PAST owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
PAST Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
23,191
20,553
76,258
25,722
55,761
18,337
774
220,597
---------
---------
23,191
20,553
76,258
25,722
55,761
18,337
774
220,597
-53,433
-581
54,015
------
------
-53,433
-581
54,015
274,611
--
--
274,611
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.
Table 15b. -- Average annual mortality on forest land by species group and
CURRENT owner category, Colorado, 1984 to 2002 - 2004
(In thousand cubic feet per year)
CURRENT Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
23,191
20,553
76,258
25,722
55,761
18,337
774
220,597
19,061
16,907
70,969
24,949
55,271
12,174
774
200,105
4,129
3,646
5,290
773
490
6,164
-20,491
---------
-53,433
-581
54,015
-38,757
-381
39,138
-14,676
-201
14,877
------
274,611
239,243
35,368
--
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates that the volume rounds to less than 1 thousand cubic feet. Columns
and rows may not add to their totals due to rounding.