AUG-19-04 02:26 PM
Table 1. -- Area of forest land by forest type group and owner
category, Colorado, 2002 - 2003
(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 Softwood Group
All softwood types
5,948.0
1,643.0
1,567.5
4,673.9
2,049.4
336.5
16,218.4
4,498.5
1,265.4
937.2
4,314.2
1,873.8
276.4
13,165.4
1,449.6
377.7
630.3
359.7
175.6
60.1
3,053.0
--------
100.9
3,268.3
2,148.6
30.1
5,547.9
3.3
2,611.6
995.5
30.1
3,640.5
97.5
656.7
1,153.1
-1,907.3
------
Hardwood type groups
Elm / Ash / Cottonwood Group
Aspen / Birch / Group
Western Oak Group
Other Western Hardwoods Group
All hardwood types
Nonstocked
All forest types
1,069.2
605.3
463.9
--
22,835.4
17,411.2
5,424.2
--
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.
AUG-19-04 02:26 PM
Table 1a. -- Area of forest land by forest type group, forest type, and
owner category, Colorado, 2002 - 2003
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
673.5
645.2
4,629.3
506.5
419.3
3,572.7
167.0
225.9
1,056.6
----
5,948.0
4,498.5
1,449.6
--
1,643.0
1,265.4
377.7
--
1,643.0
1,265.4
377.7
--
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
1,567.5
937.2
630.3
--
All forest types
Fir / Spruce / Mountain Hemlock Group
1,567.5
937.2
630.3
--
White fir
Engelmann spruce
Engelman spruce / subalpine fir
Subalpine fir
Blue spruce
247.4
2,881.1
484.5
954.2
106.8
187.2
2,690.2
458.4
924.2
54.1
60.1
190.8
26.0
30.1
52.6
------
4,673.9
4,314.2
359.7
--
2,049.4
1,873.8
175.6
--
All forest types
Other Western Softwood Group
2,049.4
1,873.8
175.6
--
Foxtail / bristlecone pine
Limber pine
156.7
179.8
156.7
119.7
-60.1
---
336.5
16,218.4
276.4
13,165.4
60.1
3,053.0
---
63.2
37.7
100.9
3.3
-3.3
59.8
37.7
97.5
----
Aspen
All forest types
Western Oak Group
3,268.3
3,268.3
2,611.6
2,611.6
656.7
656.7
---
Deciduous oak woodland
All forest types
Other Western Hardwoods Group
2,148.6
2,148.6
995.5
995.5
1,153.1
1,153.1
---
30.1
30.1
5,547.9
1,069.2
22,835.4
30.1
30.1
3,640.5
605.3
17,411.2
Ponderosa pine
All forest types
Lodgepole Pine Group
Lodgepole 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.
----1,907.3
-463.9
-5,424.2
-(Table 1 continued on next page)
AUG-19-04 02:26 PM
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Colorado, 2002 - 2003
(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
8,392.7
8,392.7
6,789.3
6,789.3
1,603.5
1,603.5
---
2,751.0
2,751.0
2,013.0
2,013.0
738.0
738.0
---
555.3
287.3
268.0
--
11,699.1
9,089.5
2,609.5
--
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.
AUG-19-04 02:26 PM
Table 3. -- Area of timberland by forest type group and stand-size class, Colorado, 2002 - 2003
(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 Softwood 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
1,554.7
1,514.6
3,375.4
1,701.1
246.9
1,217.7
1,408.4
2,460.4
936.8
209.3
306.5
83.6
560.3
595.3
--
30.5
22.6
354.7
169.0
37.7
------
8,392.7
6,232.5
1,545.8
614.5
--
93.2
93.2
--
--
--
2,657.7
874.2
1,301.8
481.7
--
All hardwood types
2,751.0
967.4
1,301.8
481.7
-Nonstocked
555.3
---555.3
11,699.1
7,199.9
2,847.6
1,096.2
555.3
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.
AUG-19-04 02:27 PM
Table 3a. -- Area of timberland by forest type group, forest type, and
stand-size class, Colorado, 2002 - 2003
(In thousand acres)
Stand-size class
Forest type group/
forest type
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 / 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
1,554.7
1,554.7
1,217.7
1,217.7
306.5
306.5
30.5
30.5
---
1,514.6
1,514.6
1,408.4
1,408.4
83.6
83.6
22.6
22.6
---
239.7
2,010.3
335.6
712.5
77.3
3,375.4
209.3
1,573.1
220.5
402.7
54.8
2,460.4
30.5
247.8
110.3
149.1
22.6
560.3
-189.4
4.7
160.6
-354.7
-------
1,701.1
1,701.1
936.8
936.8
595.3
595.3
169.0
169.0
---
97.2
149.7
246.9
8,392.7
89.6
119.7
209.3
6,232.5
---1,545.8
7.6
30.1
37.7
614.5
-----
63.2
30.1
93.2
63.2
30.1
93.2
----
----
----
2,657.7
2,657.7
2,751.0
874.2
874.2
967.4
1,301.8
1,301.8
1,301.8
481.7
481.7
481.7
----
555.3
--
--
--
555.3
11,699.1
7,199.9
2,847.6
1,096.2
555.3
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)
AUG-19-04 02:27 PM
Table 4. -- Net volume of all live trees on forest land by species group and
owner category, Colorado, 2002 - 2003
(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
Other eastern soft hardwoods
Cottonwood and aspen
Western woodland hardwoods
Total hardwoods
All species groups
All
owners
Public
Private
Unidentified
owner
3,117,190
2,647,650
4,379,246
11,269,043
5,855,600
4,057,559
586,873
31,913,162
2,531,917
1,569,085
4,026,101
10,835,345
5,508,488
3,160,792
504,096
28,135,824
585,274
1,078,565
353,145
433,698
347,111
896,767
82,777
3,777,339
---------
15,958
5,853,078
125,698
5,994,734
-4,725,923
57,630
4,783,553
15,958
1,127,155
68,068
1,211,180
-----
37,907,896
32,919,377
4,988,519
--
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 - 2003
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
Douglas-fir
All species
3,117,190
2,531,917
585,274
--
3,117,190
2,531,917
585,274
--
Ponderosa and Jeffrey pines
ponderosa pine
All species
2,647,650
1,569,085
1,078,565
--
2,647,650
1,569,085
1,078,565
--
803,128
259,710
3,316,409
614,716
240,753
3,170,633
188,412
18,957
145,776
----
4,379,246
4,026,101
353,145
--
11,000,357
268,686
10,652,008
183,337
348,349
85,349
---
11,269,043
10,835,345
433,698
--
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
5,855,600
5,508,488
347,111
--
5,855,600
5,508,488
347,111
--
1,967,986
422,960
210,231
1,456,381
1,678,755
298,609
117,154
1,066,274
289,232
124,351
93,077
390,107
-----
4,057,559
3,160,792
896,767
--
261,458
318,713
6,701
226,307
271,087
6,701
35,151
47,626
--
----
586,873
31,913,162
504,096
28,135,824
82,777
3,777,339
---
5,684,764
168,315
5,853,078
4,725,923
-4,725,923
958,840
168,315
1,127,155
----
15,958
15,958
---
15,958
15,958
---
9,019
116,679
125,698
5,994,734
9,019
48,611
57,630
4,783,553
-68,068
68,068
1,211,180
-----
Western woodland softwoods
Utah juniper
Rocky Mountain juniper
oneseed juniper
common pinyon
All species
Other western softwoods
bristlecone pine
limber pine
southwestern white pine
All species
Total softwoods
Hardwoods
Cottonwood and aspen
quaking aspen
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
All species
Western woodland hardwoods
curlleaf mountain-mahogany
Gambel oak
All species
Total hardwoods
All species groups
37,907,896
32,919,377
4,988,519
-(Table 4a continued on next page)
(Table 4a continued)
Owner category
Species group/
species
All
owners
Public
Private
Unidentified
owner
All table cells without observations in the inventory sample are indicated by --. Table
(Table 4a continued on next page)
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.
AUG-19-04 02:30 PM
Table 5. -- Net volume of all live trees and salvable dead trees on timberland
by class of timber and softwood/hardwood species category, Colorado, 2002 - 2003
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
18,132,294
16,327,770
1,804,524
2,631,620
20,763,914
2,019,532
18,347,302
612,087
2,416,611
6,092,245
26,856,159
3,679,708
22,027,011
2,412,537
4,829,148
Sawtimber size
327,885
154,798
173,088
Poletimber size
256,866
46,288
210,578
584,752
201,086
383,666
Sawtimber size
35,574
13,641
21,933
Poletimber size
Total
All live cull trees
All live trees
12,109
47,683
632,435
27,488,594
2,839
16,480
217,566
22,244,577
9,271
31,203
414,869
5,244,018
Salvable dead trees
Sawtimber size
1,872,783
1,610,511
262,272
730,359
2,603,142
391,609
2,002,120
338,750
601,022
30,091,736
24,246,697
5,845,040
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 noncommercial species.
AUG-19-04 02:32 PM
Table 6. -- Net volume of growing-stock on timberland by forest type group and
softwood/hardwood species category, Colorado, 2002 - 2003
(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 Softwood 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
2,588,779
2,395,035
11,069,405
4,696,791
322,882
21,072,892
2,452,687
2,389,344
10,539,022
4,558,012
312,432
20,251,496
136,092
5,691
530,383
138,780
10,450
821,396
88,446
5,660,425
5,748,871
-1,741,119
1,741,119
88,446
3,919,306
4,007,752
34,396
26,856,159
34,396
22,027,011
-4,829,148
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 - 2003
(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
2,588,779
2,588,779
2,452,687
2,452,687
136,092
136,092
Ponderosa Pine Group
Ponderosa pine
All forest types
2,395,035
2,395,035
2,389,344
2,389,344
5,691
5,691
814,794
7,314,370
1,114,375
1,725,353
100,512
11,069,405
714,088
7,150,149
898,194
1,676,254
100,338
10,539,022
100,706
164,222
216,181
49,099
175
530,383
4,696,791
4,696,791
4,558,012
4,558,012
138,780
138,780
157,762
165,120
322,882
21,072,892
152,220
160,211
312,432
20,251,496
5,541
4,909
10,450
821,396
86,800
1,647
88,446
----
86,800
1,647
88,446
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 / 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
1,741,119
3,919,306
1,741,119
3,919,306
1,741,119
4,007,752
-34,396
All forest groups
22,027,011
4,829,148
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.
5,660,425
5,660,425
5,748,871
34,396
26,856,159
19-AUG-04 02:34 PM
Table 7. -- Net volume of growing-stock on timberland by species group and diameter class, Colorado, 2002 - 2003
(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+
2,675,653
2,459,269
3,470,092
8,249,494
4,771,093
401,410
107,906
72,601
257,884
288,747
493,858
13,757
260,986
162,017
441,206
629,888
897,145
53,714
337,102
257,281
507,583
876,193
1,184,144
57,748
327,272
381,606
632,234
1,082,058
958,267
47,581
338,174
287,515
491,564
1,064,101
563,424
47,074
349,720
343,407
338,171
1,193,419
342,457
42,609
196,722
221,571
248,405
959,084
223,778
75,115
234,395
168,460
223,408
626,462
74,588
24,405
418,692
393,591
259,473
1,369,711
33,433
39,408
104,685
171,221
70,164
159,832
---
22,027,011
1,234,754
2,444,955
3,220,050
3,429,017
2,791,851
2,609,783
1,924,675
1,351,717
2,514,308
505,902
1,647
4,827,502
-419,590
-873,089
-1,119,859
1,647
1,015,743
-647,407
-385,880
-173,824
-104,710
-66,222
-21,179
Total hardwoods
4,829,148
419,590
873,089
1,119,859
1,017,389
647,407
All species
26,856,159
1,654,343
3,318,044
4,339,908
4,446,406
3,439,258
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.
385,880
173,824
104,710
66,222
21,179
2,995,663
2,098,500
1,456,427
2,580,530
527,080
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Total softwoods
Hardwoods
Other eastern soft hardwoods
Cottonwood and aspen
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Colorado, 2002 - 2003
(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
2,675,653
107,906
260,986
337,102
327,272
338,174
349,720
196,722
234,395
418,692
104,685
2,675,653
107,906
260,986
337,102
327,272
338,174
349,720
196,722
234,395
418,692
104,685
2,459,269
72,601
162,017
257,281
381,606
287,515
343,407
221,571
168,460
393,591
171,221
2,459,269
72,601
162,017
257,281
381,606
287,515
343,407
221,571
168,460
393,591
171,221
white fir
772,954
20,639
30,832
55,629
106,481
62,013
84,991
100,697
111,980
154,952
44,740
corkbark fir
206,939
23,041
23,890
20,685
26,405
24,884
23,234
11,673
8,975
44,152
--
2,490,199
214,203
386,484
431,269
499,348
404,667
229,947
136,035
102,452
60,368
25,423
3,470,092
257,884
441,206
507,583
632,234
491,564
338,171
248,405
223,408
259,473
70,164
8,038,584
281,556
610,574
846,525
1,039,193
1,051,503
1,162,973
942,319
617,881
1,326,228
159,832
210,910
7,191
19,313
29,668
42,865
12,599
30,446
16,765
8,580
43,484
--
8,249,494
288,747
629,888
876,193
1,082,058
1,064,101
1,193,419
959,084
626,462
1,369,711
159,832
4,771,093
493,858
897,145
1,184,144
958,267
563,424
342,457
223,778
74,588
33,433
--
4,771,093
493,858
897,145
1,184,144
958,267
563,424
342,457
223,778
74,588
33,433
--
bristlecone pine
145,137
4,867
17,338
24,326
25,130
30,248
11,610
16,688
14,930
--
--
limber pine
249,572
8,890
36,376
33,421
22,451
16,825
24,298
58,427
9,475
39,408
--
6,701
--
--
--
--
--
6,701
--
--
--
--
401,410
13,757
53,714
57,748
47,581
47,074
42,609
75,115
24,405
39,408
--
22,027,011
1,234,754
2,444,955
3,220,050
3,429,017
2,791,851
2,609,783
1,924,675
1,351,717
2,514,308
505,902
4,746,671
80,831
4,827,502
418,917
672
419,590
872,682
407
873,089
1,112,169
7,690
1,119,859
1,009,245
6,498
1,015,743
636,703
10,704
647,407
366,987
18,893
385,880
167,483
6,342
173,824
96,262
8,448
104,710
66,222
-66,222
-21,179
21,179
1,647
1,647
4,829,148
--419,590
--873,089
--1,119,859
1,647
1,647
1,017,389
--647,407
--385,880
--173,824
--104,710
--66,222
--21,179
26,856,159
1,654,343
3,318,044
4,339,908
4,446,406
3,439,258
2,995,663
2,098,500
1,456,427
2,580,530
527,080
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
southwestern white pine
All species
Total softwoods
Hardwoods
Cottonwood and aspen
quaking aspen
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
All species
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 7a continued on next page)
19-AUG-04 02:37 PM
Table 8. -- Net volume of sawtimber on timberland by species group and diameter class, Colorado, 2002 - 2003
(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+
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Total softwoods
11,303,646
10,598,040
13,613,161
38,453,299
14,917,711
1,389,997
90,275,852
1,207,652
829,504
2,014,538
3,617,318
4,444,742
154,533
12,268,287
1,447,657
1,582,381
2,979,613
5,120,484
4,194,897
170,466
15,495,498
1,639,202
1,341,783
2,443,729
5,509,990
2,759,267
193,887
13,887,858
1,776,426
1,719,999
1,770,527
6,386,288
1,726,584
191,297
13,571,122
1,037,831
1,133,358
1,317,386
5,225,885
1,204,621
371,573
10,290,654
1,199,273
890,257
1,187,395
3,521,154
400,494
122,334
7,320,906
2,349,072
2,129,797
1,482,180
8,064,189
187,104
185,907
14,398,249
646,533
970,962
417,793
1,007,990
--3,043,278
Hardwoods
Other eastern soft hardwoods
Cottonwood and aspen
Total hardwoods
All species
3,484
11,284,074
11,287,558
101,563,410
---12,268,287
3,484
4,427,655
4,431,139
19,926,637
-3,082,596
3,082,596
16,970,453
-1,883,593
1,883,593
15,454,715
-899,923
899,923
11,190,577
-577,707
577,707
7,898,613
-326,998
326,998
14,725,247
-85,603
85,603
3,128,881
Species group
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.
Table 8a. -- Net volume of sawtimber on timberland by species group, species, and diameter class, Colorado, 2002 - 2003
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
11,303,646
1,207,652
1,447,657
1,639,202
1,776,426
1,037,831
1,199,273
2,349,072
646,533
11,303,646
1,207,652
1,447,657
1,639,202
1,776,426
1,037,831
1,199,273
2,349,072
646,533
10,598,040
829,504
1,582,381
1,341,783
1,719,999
1,133,358
890,257
2,129,797
970,962
10,598,040
829,504
1,582,381
1,341,783
1,719,999
1,133,358
890,257
2,129,797
970,962
3,638,269
180,337
464,651
281,512
438,255
520,078
602,231
886,785
264,421
853,132
86,749
130,976
131,233
127,492
67,488
47,072
262,121
--
9,121,759
1,747,452
2,383,986
2,030,983
1,204,780
729,820
538,092
333,274
153,372
13,613,161
2,014,538
2,979,613
2,443,729
1,770,527
1,317,386
1,187,395
1,482,180
417,793
37,563,049
3,509,572
4,930,042
5,446,951
6,230,768
5,143,203
3,478,213
7,816,310
1,007,990
890,250
107,746
190,442
63,040
155,521
82,682
42,941
247,879
--
38,453,299
3,617,318
5,120,484
5,509,990
6,386,288
5,225,885
3,521,154
8,064,189
1,007,990
14,917,711
4,444,742
4,194,897
2,759,267
1,726,584
1,204,621
400,494
187,104
--
14,917,711
4,444,742
4,194,897
2,759,267
1,726,584
1,204,621
400,494
187,104
--
bristlecone pine
496,692
69,706
96,326
127,444
52,986
76,567
73,663
--
--
limber pine
863,279
84,827
74,140
66,443
108,285
295,006
48,671
185,907
--
30,026
--
--
--
30,026
--
--
--
--
1,389,997
154,533
170,466
193,887
191,297
371,573
122,334
185,907
--
90,275,852
12,268,287
15,495,498
13,887,858
13,571,122
10,290,654
7,320,906
14,398,249
3,043,278
10,966,802
317,272
11,284,074
----
4,400,308
27,347
4,427,655
3,032,460
50,136
3,082,596
1,790,602
92,991
1,883,593
877,131
22,792
899,923
539,303
38,403
577,707
326,998
-326,998
-85,603
85,603
3,484
3,484
11,287,558
----
3,484
3,484
4,431,139
--3,082,596
--1,883,593
--899,923
--577,707
--326,998
--85,603
101,563,410
12,268,287
19,926,637
16,970,453
15,454,715
11,190,577
7,898,613
14,725,247
3,128,881
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
quaking aspen
narrowleaf cottonwood
All species
Other western hardwoods
boxelder
All species
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 board feet. Columns and rows may not add to their totals due to rounding.
1 International 1/4-inch rule.
(Table 8a continued on next page)
AUG-19-04 02:38 PM
Table 9. -- All live above-ground tree biomass on timberland by owner category,
softwood/hardwood species category, and tree biomass component, Colorado, 2002 - 2003
(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
335,767,676
22,194,350
72,595,011
408,362,686
2,932,467
25,126,817
Hardwoods
Total
Private
Softwoods
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
Stumps, tops,
and limbs
309,790,725
243,569,192
66,221,533
3,782,600
2,681,057
1,101,543
64,121,416
373,912,141
54,626,404
298,195,595
9,495,013
75,716,546
5,541,128
9,323,728
4,560,807
7,241,863
980,321
2,081,864
54,371,701
2,947,544
50,472,893
37,908,869
12,564,025
951,264
706,166
245,098
Hardwoods
20,625,075
16,470,388
Total
74,996,776
1,395,006
4,342,550
66,943,281
13,923,755
51,832,624
2,546,632
15,110,657
2,759,681
3,710,945
2,423,140
3,129,306
336,541
581,639
390,139,377
93,220,086
483,359,462
25,141,895
4,327,473
29,469,367
360,263,618
80,591,804
440,855,423
281,478,061
68,550,159
350,028,219
78,785,558
12,041,645
90,827,203
4,733,864
8,300,809
13,034,672
3,387,222
6,983,947
10,371,169
1,346,641
1,316,862
2,663,503
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 2003
(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
Other western softwoods
Total softwoods
30,604
20,902
25,033
110,513
48,784
4,456
240,292
--------
--------
30,604
20,902
25,033
110,513
48,784
4,456
240,292
46,922
10
46,932
----
----
46,922
10
46,932
287,224
--
--
287,224
Hardwoods
Cottonwood and aspen
Other western 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 - 2003
(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
Other western softwoods
Total softwoods
30,604
20,902
25,033
110,513
48,784
4,456
240,292
--------
--------
30,604
20,902
25,033
110,513
48,784
4,456
240,292
46,922
10
46,932
----
----
46,922
10
46,932
287,224
--
--
287,224
Hardwoods
Cottonwood and aspen
Other western 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 - 2003
(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
Other western softwoods
Total softwoods
30,604
20,902
25,033
110,513
48,784
4,456
240,292
23,749
4,827
18,136
100,232
42,658
3,044
192,646
6,856
16,075
6,897
10,281
6,125
1,412
47,646
--------
46,922
10
46,932
45,584
-45,584
1,338
10
1,348
----
287,224
238,230
48,994
--
Hardwoods
Cottonwood and aspen
Other western 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 - 2003
(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
Other western softwoods
Total softwoods
16,714
19,486
56,969
22,017
36,722
1,084
152,993
--------
--------
16,714
19,486
56,969
22,017
36,722
1,084
152,993
42,253
42,253
---
---
42,253
42,253
195,247
--
--
195,247
Hardwoods
Cottonwood and aspen
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 - 2003
(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
Other western softwoods
Total softwoods
16,714
19,486
56,969
22,017
36,722
1,084
152,993
--------
--------
16,714
19,486
56,969
22,017
36,722
1,084
152,993
42,253
42,253
---
---
42,253
42,253
195,247
--
--
195,247
Hardwoods
Cottonwood and aspen
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 - 2003
(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
Other western softwoods
Total softwoods
16,714
19,486
56,969
22,017
36,722
1,084
152,993
12,376
14,547
52,405
22,017
36,113
1,084
138,543
4,338
4,939
4,565
-609
-14,450
--------
42,253
42,253
26,060
26,060
16,193
16,193
---
195,247
164,603
30,644
--
Hardwoods
Cottonwood and aspen
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 - 2003
(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
37,648
25,464
33,883
140,247
52,106
17,332
7,031
313,711
---------
---------
37,648
25,464
33,883
140,247
52,106
17,332
7,031
313,711
56,208
136
4,824
61,169
-----
-----
56,208
136
4,824
61,169
374,879
--
--
374,879
Hardwoods
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 - 2003
(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
37,648
25,464
33,883
140,247
52,106
17,332
7,031
313,711
29,458
8,388
26,705
129,831
45,858
15,804
5,573
261,617
8,190
17,076
7,178
10,416
6,248
1,527
1,458
52,093
---------
56,208
136
4,824
61,169
54,713
-1,635
56,347
1,496
136
3,189
4,822
-----
374,879
317,965
56,915
--
Hardwoods
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 - 2003
(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
17,736
19,486
65,916
33,390
48,417
14,818
1,084
200,848
---------
---------
17,736
19,486
65,916
33,390
48,417
14,818
1,084
200,848
53,487
-344
53,831
-----
-----
53,487
-344
53,831
254,679
--
--
254,679
Hardwoods
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 - 2003
(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
17,736
19,486
65,916
33,390
48,417
14,818
1,084
200,848
13,398
14,547
61,352
33,390
47,809
8,020
1,084
179,600
4,338
4,939
4,565
-609
6,798
-21,248
---------
53,487
-344
53,831
35,661
-292
35,953
17,826
-52
17,878
-----
254,679
215,553
39,126
--
Hardwoods
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.