Table 1. -- Area of forest land by forest type group and owner
category, Colorado, cycle 2, 2002-2005
(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
5,675.7
1,674.9
1,688.8
4,649.9
2,120.8
258.2
16,068.3
4,149.7
1,191.5
925.5
4,385.0
1,927.2
216.0
12,794.9
1,525.9
483.4
763.3
264.9
193.6
42.2
3,273.4
--------
165.4
3,124.6
2,436.6
36.1
5,762.7
23.3
2,658.2
1,203.7
36.1
3,921.3
142.1
466.4
1,232.9
-1,841.4
------
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
Western oak group
Other western hardwoods group
All hardwood types
Nonstocked
All forest types
792.9
547.8
245.0
--
22,623.9
17,264.1
5,359.8
--
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 1a. -- Area of forest land by forest type group, forest type, and
owner category, Colorado, cycle 2, 2002-2005
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
534.9
962.5
4,178.3
340.1
707.1
3,102.5
194.8
255.4
1,075.8
----
5,675.7
4,149.7
1,525.9
--
1,674.9
1,191.5
483.4
--
1,674.9
1,191.5
483.4
--
1,688.8
925.5
763.3
--
1,688.8
925.5
763.3
--
177.1
2,983.8
564.3
828.5
96.1
138.3
2,863.8
536.2
783.1
63.7
38.9
120.1
28.2
45.4
32.4
------
4,649.9
4,385.0
264.9
--
2,120.8
1,927.2
193.6
--
2,120.8
1,927.2
193.6
--
101.1
157.2
88.9
127.1
12.1
30.1
---
258.2
16,068.3
216.0
12,794.9
42.2
3,273.4
---
130.9
34.5
165.4
23.3
-23.3
107.6
34.5
142.1
----
Aspen
All forest types
Western oak group
3,124.6
3,124.6
2,658.2
2,658.2
466.4
466.4
---
Deciduous oak woodland
All forest types
Other western hardwoods group
2,436.6
2,436.6
1,203.7
1,203.7
1,232.9
1,232.9
---
36.1
36.1
5,762.7
792.9
22,623.9
36.1
36.1
3,921.3
547.8
17,264.1
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
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 softwoods 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 their totals due to rounding.
----1,841.4
-245.0
-5,359.8
-(Table 1 continued on next page)
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Colorado, cycle 2, 2002-2005
(In thousand acres)
Owner category
Major forest type group
and stand origin
Softwood type groups
Natural
Planted
All softwood types
Hardwood type groups
Natural
All hardwood types
Nonstocked
All groups
Total
Public
Private
Unidentified
owner
8,364.0
13.3
8,377.4
6,629.3
13.3
6,642.6
1,734.8
-1,734.8
----
2,818.6
2,818.6
2,234.1
2,234.1
584.5
584.5
---
344.1
250.8
93.3
--
11,540.1
9,127.5
2,412.6
--
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, cycle 2, 2002-2005
(In thousand acres)
Stand-size class
Stand-size
class
Forest
Foresttype
typegroup
group
All
All
stands
stands
Sawtimber
Sawtimber
Poletimber
Poletimber
SaplingSaplingseedling
seedling
Softwood type groups
Douglas-fir group
Ponderosa pine group
Fir / spruce / mountain hemlock group
Lodgepole pine group
Other western softwoods group
1,588.8
1,648.8
3,224.4
1,722.9
192.5
1,275.6
1,508.4
2,431.2
802.3
160.9
278.3
88.7
531.7
734.6
12.1
34.9
51.7
261.5
186.0
19.4
------
8,377.4
6,178.4
1,645.5
553.5
--
161.4
148.2
13.2
--
--
2,657.2
899.7
1,328.4
429.2
--
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All hardwood types
Nonstocked
Nonstocked
stocked
2,818.6
1,047.9
1,341.6
429.2
-344.1
---344.1
11,540.1
7,226.3
2,987.0
982.7
344.1
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, cycle 2, 2002-2005
(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 softwoods 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
1,588.8
1,588.8
1,275.6
1,275.6
278.3
278.3
34.9
34.9
---
1,648.8
1,648.8
1,508.4
1,508.4
88.7
88.7
51.7
51.7
---
174.0
1,904.3
419.5
645.4
81.2
3,224.4
154.8
1,467.9
309.9
456.5
42.1
2,431.2
19.2
286.2
105.7
103.9
16.8
531.7
-150.2
4.0
85.0
22.3
261.5
-------
1,722.9
1,722.9
802.3
802.3
734.6
734.6
186.0
186.0
---
57.8
134.7
192.5
8,377.4
42.0
118.9
160.9
6,178.4
12.1
-12.1
1,645.5
3.6
15.8
19.4
553.5
-----
130.9
30.5
161.4
117.7
30.5
148.2
13.2
-13.2
----
----
2,657.2
2,657.2
2,818.6
899.7
899.7
1,047.9
1,328.4
1,328.4
1,341.6
429.2
429.2
429.2
----
344.1
--
--
--
344.1
11,540.1
7,226.3
2,987.0
982.7
344.1
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, cycle 2, 2002-2005
(In thousand cubic feet)
Owner category
All
owners
Public
Private
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Western woodland softwoods
Other western softwoods
Total softwoods
3,322,285
2,597,279
4,226,770
11,031,439
5,947,477
4,383,974
482,835
31,992,059
2,507,764
1,404,900
3,876,150
10,608,564
5,548,097
3,340,720
445,298
27,731,493
814,521
1,192,379
350,620
422,875
399,380
1,043,254
37,536
4,260,566
---------
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Western woodland hardwoods
Total hardwoods
8,617
5,559,895
12,343
181,036
5,761,891
-4,714,577
1,744
94,462
4,810,783
8,617
845,319
10,599
86,573
951,108
------
37,753,950
32,542,276
5,211,674
--
Species group
All species groups
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates the volume rounds to less than 1 thousand cubic feet. Columns and
rows may not add to their totals due to rounding.
Unidentified
owner
Table 4a. -- Net volume of all live trees on forest land by species group, species,
and owner category, Colorado, cycle 2, 2002-2005
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Public
Private
Unidentified
owner
Douglas-fir
3,322,285
2,507,764
814,521
--
All species
Ponderosa and Jeffrey pines
3,322,285
2,507,764
814,521
--
Ponderosa pine
2,597,279
1,404,900
1,192,379
--
2,597,279
1,404,900
1,192,379
--
736,082
147,982
3,342,706
608,759
142,862
3,124,528
127,324
5,120
218,177
----
4,226,770
3,876,150
350,620
--
10,788,720
242,719
10,451,449
157,114
337,271
85,605
---
11,031,439
10,608,564
422,875
--
Lodgepole pine
5,947,477
5,548,097
399,380
--
All species
Western woodland softwoods
5,947,477
5,548,097
399,380
--
2,177,899
435,726
232,909
1,537,441
1,805,494
287,295
92,142
1,155,790
372,404
148,431
140,767
381,651
-----
4,383,974
3,340,720
1,043,254
--
176,040
298,281
8,513
162,416
274,369
8,513
13,625
23,912
--
----
482,835
31,992,059
445,298
27,731,493
37,536
4,260,566
---
8,617
8,617
---
8,617
8,617
---
12,343
12,343
1,744
1,744
10,599
10,599
---
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Western woodland hardwoods
5,318,594
33,277
208,025
5,559,895
4,652,614
7,450
54,513
4,714,577
665,980
25,827
153,512
845,319
-----
Curlleaf mountain-mahogany
Gambel oak
All species
Total hardwoods
9,150
171,886
181,036
5,761,891
9,150
85,313
94,462
4,810,783
-86,573
86,573
951,108
-----
Douglas-fir
All species
True fir
White fir
Corkbark fir
Subalpine fir
All species
Engelmann and other spruces
Engelmann spruce
Blue spruce
All species
Lodgepole pine
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
Other eastern soft hardwoods
Boxelder
All species
Cottonwood and aspen
(Table 4a continued)
Owner category
Species group/
species
Hardwoods
All species groups
All
owners
Public
Private
Unidentified
owner
37,753,950
32,542,276
5,211,674
-4 continued
on rounds
next page)
All table cells without observations in the inventory sample are indicated by --. Table value of 0(Table
indicates
the volume
to
less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
Table 5. -- Net volume of all live trees and salvable dead trees on timberland
by class of timber and softwood/hardwood species category, Colorado, cycle 2, 2002-2005
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
17,323,492
15,435,389
1,888,103
2,534,601
19,858,092
1,901,609
17,336,998
632,992
2,521,095
5,992,355
25,850,448
3,747,685
21,084,683
2,244,670
4,765,765
Sawtimber size
304,079
161,573
142,506
Poletimber size
235,420
62,180
173,240
539,499
223,753
315,746
Sawtimber size
49,496
23,030
26,466
Poletimber size
Total
All live cull trees
All live trees
11,598
61,094
600,593
26,451,040
2,118
25,148
248,901
21,333,584
9,481
35,946
351,692
5,117,457
Salvable dead trees
Sawtimber size
2,049,493
1,788,725
260,768
803,665
2,853,158
429,367
2,218,092
374,298
635,066
29,304,198
23,551,676
5,752,523
Class of timber
Live trees
Growing-stock trees
Sawtimber
Saw log portion
Upper stem portion
Total
Poletimber
All growing-stock trees
Cull trees
Rough trees1
Total
Rotten trees1
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
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due
to rounding.
1
Includes noncommercial species.
Table 6. -- Net volume of growing stock on timberland by forest type group and
softwood/hardwood species category, Colorado, cycle 2, 2002-2005
(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
2,673,071
2,324,696
10,335,677
4,472,222
194,206
19,999,872
2,531,148
2,298,323
9,953,962
4,364,456
188,008
19,335,896
141,923
26,373
381,715
107,767
6,198
663,976
236,571
5,597,931
5,834,502
74,974
1,658,332
1,733,307
161,596
3,939,599
4,101,195
16,074
25,850,448
15,480
21,084,683
594
4,765,765
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates 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, cycle 2, 2002-2005
(In thousand cubic feet)
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 softwoods 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
species
Softwood
species
Hardwood
species
2,673,071
2,673,071
2,531,148
2,531,148
141,923
141,923
2,324,696
2,324,696
2,298,323
2,298,323
26,373
26,373
559,969
6,500,081
1,329,671
1,819,711
126,244
10,335,677
500,642
6,408,155
1,170,743
1,751,003
123,418
9,953,962
59,327
91,926
158,928
68,708
2,826
381,715
4,472,222
4,472,222
4,364,456
4,364,456
107,767
107,767
77,395
116,811
194,206
19,999,872
73,500
114,509
188,008
19,335,896
3,896
2,302
6,198
663,976
235,768
803
236,571
74,974
-74,974
160,794
803
161,596
1,658,332
3,939,599
1,658,332
3,939,599
1,733,307
4,101,195
594
15,480
All forest groups
21,084,683
4,765,765
(Table
6 continued
on next
page)
All table cells without observations in the inventory sample are
indicated
by --. Table
value
of 0
indicates the volume rounds to less than 1 thousand cubic feet. Columns and rows may not
add to their totals due to rounding.
5,597,931
5,597,931
5,834,502
16,074
25,850,448
Table 7. -- Net volume of growing stock on timberland by species group and diameter class, Colorado, cycle 2, 2002-2005
(In thousand cubic feet)
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Diameter class (inches at breast height)
11.0-12.9
13.0-14.9
15.0-16.9
All
classes
5.0-6.9
7.0-8.9
9.0-10.9
2,824,920
2,357,113
3,415,556
7,384,388
4,815,753
286,951
104,991
63,639
261,726
294,338
563,316
16,549
251,030
145,825
445,116
597,838
966,645
36,674
339,560
244,726
509,902
819,655
1,151,044
46,077
368,279
346,511
572,937
932,367
847,976
33,109
342,655
327,877
430,705
982,136
607,179
53,622
17.0-18.9
19.0-20.9
21.0-28.9
29.0+
372,926
318,993
339,038
941,200
383,671
33,452
240,444
230,054
275,146
816,284
217,445
28,941
257,793
196,279
239,376
590,466
58,400
17,445
369,076
368,704
271,010
1,277,292
20,078
21,081
178,167
114,506
70,601
132,813
---
Total softwoods
21,084,683
1,304,558
2,443,127
3,110,963
3,101,179
2,744,175
2,389,281
1,808,312
1,359,760
2,327,241
496,087
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
8,617
4,754,601
2,547
-381,701
126
-784,473
--
-1,078,370
--
-1,035,633
803
2,124
717,225
--
2,801
356,254
1,618
3,692
150,652
--
-96,967
--
-125,525
--
-27,802
--
Total hardwoods
4,765,765
381,827
784,473
1,078,370
1,036,435
All species
25,850,448
1,686,385
3,227,600
4,189,333
4,137,614
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates the volume rounds to
less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
719,349
360,672
154,344
96,967
125,525
27,802
3,463,524
2,749,953
1,962,656
1,456,727
2,452,765
523,890
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Colorado, cycle 2, 2002-2005
(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
9.0-10.9
2,824,920
104,991
251,030
339,560
368,279
342,655
372,926
240,444
257,793
369,076
178,167
2,824,920
104,991
251,030
339,560
368,279
342,655
372,926
240,444
257,793
369,076
178,167
Ponderosa pine
2,357,113
63,639
145,825
244,726
346,511
327,877
318,993
230,054
196,279
368,704
114,506
All species
2,357,113
63,639
145,825
244,726
346,511
327,877
318,993
230,054
196,279
368,704
114,506
White fir
720,640
18,812
33,110
67,649
82,908
50,033
75,231
78,263
85,701
169,380
59,553
Corkbark fir
121,632
8,836
16,852
13,110
17,018
12,027
9,268
18,685
5,249
20,586
--
2,573,285
234,078
395,154
429,142
473,010
368,646
254,538
178,198
148,426
81,043
11,048
3,415,556
261,726
445,116
509,902
572,937
430,705
339,038
275,146
239,376
271,010
70,601
7,171,315
288,147
583,825
802,842
904,610
969,841
911,465
788,757
569,616
1,219,400
132,813
213,074
6,191
14,013
16,814
27,757
12,296
29,735
27,526
20,850
57,892
--
7,384,388
294,338
597,838
819,655
932,367
982,136
941,200
816,284
590,466
1,277,292
132,813
4,815,753
563,316
966,645
1,151,044
847,976
607,179
383,671
217,445
58,400
20,078
--
4,815,753
563,316
966,645
1,151,044
847,976
607,179
383,671
217,445
58,400
20,078
--
19.0-20.9
21.0-28.9
29.0+
Softwoods
Douglas-fir
Douglas-fir
All species
Softwoods
Ponderosa and Jeffrey pines
Softwoods
True fir
Subalpine fir
All species
Softwoods
Engelmann and other spruces
Engelmann spruce
Blue spruce
All species
Softwoods
Lodgepole pine
Lodgepole pine
All species
Softwoods
Other western softwoods
Rocky Mountain bristlecone pine
Limber pine
Southwestern white pine
All species
Total softwoods
84,216
5,232
11,661
14,862
12,952
21,544
7,405
4,719
5,841
--
--
194,222
10,272
25,013
31,215
20,157
32,078
22,278
24,222
7,906
21,081
--
8,513
1,045
--
--
--
--
3,769
--
3,699
--
--
286,951
16,549
36,674
46,077
33,109
53,622
33,452
28,941
17,445
21,081
--
21,084,683
1,304,558
2,443,127
3,110,963
3,101,179
2,744,175
2,389,281
1,808,312
1,359,760
2,327,241
496,087
8,617
8,617
---
---
---
---
2,124
2,124
2,801
2,801
3,692
3,692
---
---
---
2,547
2,547
126
126
---
---
803
803
---
1,618
1,618
---
---
---
---
4,595,904
32,738
125,960
4,754,601
4,765,765
378,778
195
2,728
381,701
381,827
780,580
398
3,495
784,473
784,473
1,069,289
-9,081
1,078,370
1,078,370
1,026,307
-9,325
1,035,633
1,036,435
705,576
2,393
9,255
717,225
719,349
331,978
6,543
17,733
356,254
360,672
147,294
-3,358
150,652
154,344
79,389
-17,579
96,967
96,967
76,714
23,207
25,603
125,525
125,525
--27,802
27,802
27,802
25,850,448
1,686,385
3,227,600
4,189,333
4,137,614
3,463,524
2,749,953
1,962,656
1,456,727
2,452,765
523,890
Hardwoods
Cottonwood and aspen
Eastern cottonwood
All species
Other eastern soft hardwoods
Boxelder
All species
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Total hardwoods
All species groups
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due to rounding.
(Table 7 continued on next page)
Table 8. -- Net volume of sawtimber on timberland by species group and diameter class, Colorado, cycle 2, 2002-2005
(In thousand board feet)
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Total softwoods
All
classes
9.0-10.9
11.0-12.9
11,878,265
10,009,649
13,207,090
33,753,877
14,251,520
908,601
84,009,002
1,216,544
773,901
2,019,529
3,323,668
4,243,177
115,412
11,692,233
1,620,696
1,404,252
2,662,974
4,407,083
3,663,791
115,442
13,874,238
1
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
21.0-28.9
29.0+
1,874,507
1,547,275
1,716,274
5,001,879
1,896,752
149,711
12,186,398
1,219,409
1,164,757
1,450,183
4,451,155
1,139,268
141,470
9,566,242
1,326,792
1,027,420
1,281,439
3,296,000
291,163
82,581
7,305,395
2,027,776
1,971,250
1,521,865
7,441,537
112,281
98,329
13,173,037
948,829
629,113
419,704
793,649
--2,791,294
34,001
-8,436
10,434
-11,727,527
-3,412,407
1,746,249
4,574,848
8,366
--6,668
1,698
-4,576,546
11,769,894
3,420,843
1,763,351
95,778,896
11,692,233
18,450,784
16,841,009
13,949,749
All table cells without observations in the inventory sample are indicated by --. Table value of 0 indicates 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.
15,131
777,767
-792,898
10,359,140
-499,494
-499,494
7,804,889
-605,748
-605,748
13,778,786
-111,014
-111,014
2,902,307
Hardwoods
Cottonwood and aspen
Cottonwood and aspen
Other western hardwoods
Total hardwoods
All species
1,643,712
1,491,682
2,135,122
5,038,906
2,905,088
205,656
13,420,166
19.0-20.9
Table 8a. -- Net volume of sawtimber on timberland by species group, species, and diameter class, Colorado, cycle 2, 2002-2005
(In thousand board feet)
Species group/
species
1
Diameter class (inches at breast height)
13.0-14.9
15.0-16.9
17.0-18.9
19.0-20.9
All
classes
9.0-10.9
11,878,265
1,216,544
1,620,696
1,643,712
1,874,507
1,219,409
11,878,265
1,216,544
1,620,696
1,643,712
1,874,507
1,219,409
Ponderosa pine
10,009,649
773,901
1,404,252
1,491,682
1,547,275
1,164,757
All species
10,009,649
773,901
1,404,252
1,491,682
1,547,275
1,164,757
3,377,791
231,612
357,829
227,180
372,114
407,353
493,514
50,560
79,281
63,452
48,496
101,984
9,335,785
1,737,357
2,225,864
1,844,490
1,295,664
13,207,090
2,019,529
2,662,974
2,135,122
32,772,253
3,263,618
4,283,280
981,624
60,050
123,803
33,753,877
3,323,668
4,407,083
14,251,520
4,243,177
3,663,791
14,251,520
4,243,177
3,663,791
Rocky Mountain bristlecone pine
261,864
40,943
48,900
86,594
Limber pine
613,049
74,470
66,542
119,062
33,687
--
--
908,601
115,412
84,009,002
11.0-12.9
21.0-28.9
29.0+
1,326,792
2,027,776
948,829
1,326,792
2,027,776
948,829
1,027,420
1,971,250
629,113
1,027,420
1,971,250
629,113
458,897
969,754
353,052
27,528
122,213
--
940,846
795,015
429,897
66,652
1,716,274
1,450,183
1,281,439
1,521,865
419,704
4,979,146
4,855,693
4,308,429
3,176,671
7,111,767
793,649
59,760
146,187
142,726
119,328
329,770
--
5,038,906
5,001,879
4,451,155
3,296,000
7,441,537
793,649
2,905,088
1,896,752
1,139,268
291,163
112,281
--
2,905,088
1,896,752
1,139,268
291,163
112,281
--
34,573
22,056
28,798
--
--
98,249
119,413
36,985
98,329
--
--
16,889
--
16,798
--
--
115,442
205,656
149,711
141,470
82,581
98,329
--
11,692,233
13,874,238
13,420,166
12,186,398
9,566,242
7,305,395
13,173,037
2,791,294
34,001
34,001
---
---
8,436
8,436
10,434
10,434
15,131
15,131
---
---
---
8,366
8,366
---
1,698
1,698
---
6,668
6,668
---
---
---
---
All species
Total hardwoods
11,142,715
127,537
457,275
11,727,527
11,769,894
------
4,533,802
-41,045
4,574,848
4,576,546
3,360,580
7,489
44,338
3,412,407
3,420,843
1,638,627
24,426
83,196
1,746,249
1,763,351
765,700
-12,067
777,767
792,898
435,764
-63,731
499,494
499,494
408,242
95,621
101,885
605,748
605,748
--111,014
111,014
111,014
All species groups
95,778,896
11,692,233
18,450,784
16,841,009
13,949,749
10,359,140
7,804,889
13,778,786
2,902,307
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
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
Other eastern soft hardwoods
Boxelder
All species
Cottonwood and aspen
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All table cells without observations in the inventory sample are indicated by --. Table
value of 0 indicates 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.
(Table 8 continued on next page)
Table 9. -- All live aboveground tree biomass on timberland by owner category,
softwood/hardwood species category, and tree biomass component, Colorado, cycle 2, 2002-2005
(In thousand dry tons)
Tree biomass component
Owner category and
softwood/hardwood
category
Public
Softwoods
Hardwoods
Total
Private
Softwoods
Growing-stock trees
All
components
All live
1-5 inch trees
Total
319,386
22,425
75,773
395,158
3,538
25,963
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
Stumps, tops,
and limbs
292,164
228,702
63,461
4,797
3,396
1,401
66,763
358,926
56,929
285,631
9,834
73,295
5,472
10,269
4,486
7,882
986
2,387
59,390
2,742
55,555
41,931
13,623
1,094
707
386
Hardwoods
15,611
12,347
Total
75,001
1,186
3,927
67,902
10,376
52,307
1,971
15,595
2,079
3,172
1,801
2,508
278
664
378,776
91,384
470,160
25,167
4,724
29,891
347,718
79,109
426,828
270,634
67,304
337,938
77,085
11,805
88,890
5,890
7,551
13,441
4,103
6,287
10,390
1,787
1,264
3,051
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 thousand dry tons. 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, cycle 2, 2002-2005
(In thousand cubic feet per year)
Owner category
All
owners
Public
Private
Unidentified
owner
Douglas-fir
21,870
Ponderosa and Jeffrey pines
19,951
13,870
8,001
--
4,166
15,786
--
858
-1,326
2,184
--
Engelmann and other spruces
90,916
82,648
8,268
--
Lodgepole pine
37,508
31,872
5,636
--
Species group
Softwoods
True fir
Other western softwoods
Total softwoods
Hardwoods
3,726
3,095
631
--
174,830
134,325
40,505
--
Cottonwood and aspen
44
--
44
--
Other eastern soft hardwoods
23
18
5
--
52,666
48,111
4,555
--
52,733
48,129
4,604
--
Cottonwood and aspen
Total hardwoods
All species groups
227,563
182,454
45,109
-All table cells without observations in the inventory sample are indicated (Table
by --. Table
value of on
0 indicates
10 continued
next page)
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, cycle 2, 2002-2005
(In thousand cubic feet per year)
Owner category
All
owners
Public
Private
Unidentified
owner
Douglas-fir
26,877
21,502
5,375
--
Ponderosa and Jeffrey pines
19,534
16,273
3,261
--
True fir
79,323
71,743
7,580
--
Engelmann and other spruces
32,241
31,362
879
--
Lodgepole pine
46,296
44,610
1,686
--
Species group
Softwoods
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
1,049
1,049
--
--
205,319
186,538
18,782
--
43,698
33,355
10,343
--
43,698
33,355
10,343
Total hardwoods
-All species groups
249,018
219,893
29,124
-All table cells without observations in the inventory sample are indicated (Table
by --. Table
value of on
0 indicates
12 continued
next page)
the volume rounds to less than 1 thousand cubic feet. Columns and rows may not add to their totals due
to rounding.