FIA Annual Data Tables
for
Colorado
Data Years 2002 – 2006
Based on 10% Forest Cover Definition
Table 1. -- Area of forest land by forest type group and owner
category, Colorado, cycle 2, 2002-2006
(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
5,525.1
1,754.2
1,664.9
4,668.8
2,065.4
231.7
15,910.1
4,008.9
1,275.3
911.7
4,351.2
1,880.1
195.6
12,622.8
1,516.3
478.9
753.1
317.6
185.2
36.1
3,287.3
--------
171.1
3,114.4
2,585.7
41.4
5,912.6
27.4
2,572.1
1,374.8
41.4
4,015.6
143.8
542.3
1,210.9
-1,897.0
------
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
Western oak group
Other western hardwoods group
All hardwood types
Nonstocked
All forest types
764.1
496.5
267.7
--
22,586.9
17,134.9
5,452.0
--
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, 2002-2006
(In thousand acres)
Owner category
Forest type group/
forest type
All
owners
Public
Private
Unidentified
owner
456.6
962.7
4,105.9
296.9
663.0
3,048.9
159.7
299.7
1,057.0
----
5,525.1
4,008.9
1,516.3
--
1,754.2
1,275.3
478.9
--
1,754.2
1,275.3
478.9
--
1,664.9
911.7
753.1
--
1,664.9
911.7
753.1
--
203.0
2,896.6
603.1
844.0
122.1
159.8
2,774.8
548.5
796.6
71.5
43.3
121.7
54.6
47.4
50.6
------
4,668.8
4,351.2
317.6
--
2,065.4
1,880.1
185.2
--
2,065.4
1,880.1
185.2
--
9.4
93.9
128.5
9.4
83.0
103.2
-10.8
25.3
----
231.7
15,910.1
195.6
12,622.8
36.1
3,287.3
---
142.4
28.7
171.1
27.4
-27.4
115.0
28.7
143.8
----
Aspen
All forest types
Western oak group
3,114.4
3,114.4
2,572.1
2,572.1
542.3
542.3
---
Deciduous oak woodland
All forest types
Other western hardwoods group
2,585.7
2,585.7
1,374.8
1,374.8
1,210.9
1,210.9
---
41.4
41.4
5,912.6
764.1
22,586.9
41.4
41.4
4,015.6
496.5
17,134.9
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
Southwest white pine
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.
----1,897.0
-267.7
-5,452.0
-(Table 1 continued on next page)
Table 2. -- Area of timberland by major forest type group,
stand origin, and owner category, Colorado, cycle 2, 2002-2006
(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
All
owners
Public
Private
Unidentified
owner
8,314.8
11.6
8,326.4
6,553.3
11.6
6,564.9
1,761.5
-1,761.5
----
2,805.9
2,805.9
2,165.2
2,165.2
640.6
640.6
---
310.5
221.1
89.4
--
11,442.8
8,951.2
2,491.5
--
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.
Table 3. -- Area of timberland by forest type group and stand-size class, Colorado, cycle 2, 2002-2006
(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
1,660.0
1,632.0
3,182.1
1,673.2
179.1
1,316.8
1,486.9
2,355.0
751.6
140.6
298.3
84.4
591.7
756.7
22.7
44.9
60.7
235.4
164.9
15.7
------
8,326.4
6,051.1
1,753.7
521.6
--
167.9
144.8
23.1
--
--
2,638.0
841.6
1,377.4
419.0
--
All softwood types
Hardwood type groups
Elm / ash / cottonwood group
Aspen / birch group
All hardwood types
Nonstocked
Nonstocked
stocked
2,805.9
986.4
1,400.4
419.0
-310.5
---310.5
11,442.8
7,037.5
3,154.1
940.6
310.5
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, 2002-2006
(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
Southwest white pine
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
1,660.0
1,660.0
1,316.8
1,316.8
298.3
298.3
44.9
44.9
---
1,632.0
1,632.0
1,486.9
1,486.9
84.4
84.4
60.7
60.7
---
191.7
1,795.2
442.4
642.6
110.2
3,182.1
176.1
1,396.8
314.9
412.5
54.7
2,355.0
15.6
278.3
124.5
136.5
36.8
591.7
-120.1
3.0
93.6
18.7
235.4
-------
1,673.2
1,673.2
751.6
751.6
756.7
756.7
164.9
164.9
---
9.4
58.8
110.8
179.1
8,326.4
9.4
32.9
98.3
140.6
6,051.1
-22.7
-22.7
1,753.7
-3.2
12.5
15.7
521.6
------
142.4
25.5
167.9
119.3
25.5
144.8
23.1
-23.1
----
----
2,638.0
2,638.0
2,805.9
841.6
841.6
986.4
1,377.4
1,377.4
1,400.4
419.0
419.0
419.0
----
310.5
--
--
--
310.5
11,442.8
7,037.5
3,154.1
940.6
310.5
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.
(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, 2002-2006
(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
Other western hardwoods
Western woodland hardwoods
Total hardwoods
All species groups
All
owners
Public
Private
Unidentified
owner
3,298,877
2,556,716
4,202,820
10,983,556
5,648,775
4,328,448
458,096
31,477,288
2,555,069
1,380,988
3,851,036
10,463,549
5,291,819
3,255,575
420,368
27,218,405
743,808
1,175,728
351,784
520,007
356,956
1,072,873
37,727
4,258,883
---------
5,578,225
10,319
171,974
5,760,518
4,640,232
1,383
90,538
4,732,153
937,993
8,936
81,437
1,028,365
-----
37,237,806
31,950,557
5,287,248
--
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 4a. -- Net volume of all live trees on forest land by species group, species,
and owner category, Colorado, cycle 2, 2002-2006
(In thousand cubic feet)
Owner category
Species group/
species
All
owners
Unidentified
owner
Public
Private
3,298,877
2,555,069
743,808
--
3,298,877
2,555,069
743,808
--
2,556,716
1,380,988
1,175,728
--
2,556,716
1,380,988
1,175,728
--
770,455
143,539
3,288,826
642,073
138,952
3,070,011
128,382
4,587
218,815
----
4,202,820
3,851,036
351,784
--
10,716,153
267,403
10,298,662
164,887
417,491
102,516
---
10,983,556
10,463,549
520,007
--
5,648,775
5,291,819
356,956
--
5,648,775
5,291,819
356,956
--
2,213,407
394,128
250,173
1,470,740
1,827,985
262,797
89,018
1,075,773
385,421
131,331
161,155
394,966
-----
4,328,448
3,255,575
1,072,873
--
157,951
285,691
14,453
145,368
260,547
14,453
12,583
25,144
--
----
458,096
31,477,288
420,368
27,218,405
37,727
4,258,883
---
Eastern cottonwood
Plains cottonwood
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Other western hardwoods
7,023
1,002
5,359,948
26,220
184,032
5,578,225
-1,002
4,579,848
5,701
53,681
4,640,232
7,023
-780,100
20,518
130,351
937,993
-------
Boxelder
All species
Western woodland hardwoods
10,319
10,319
1,383
1,383
8,936
8,936
---
9,773
162,201
171,974
9,773
80,765
90,538
-81,437
81,437
----
Softwoods
Douglas-fir
Douglas-fir
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
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
Curlleaf mountain-mahogany
Gambel oak
All species
(Table 4a continued)
Owner category
Species group/
species
Hardwoods
Total hardwoods
All species groups
All
owners
5,760,518
Public
Private
4,732,153
1,028,365
Unidentified
owner
--
37,237,806
31,950,557
5,287,248
-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, 2002-2006
(In thousand cubic feet)
All
species
Softwood
species
Hardwood
species
16,672,511
14,832,981
1,839,530
2,466,601
19,139,112
1,845,629
16,678,610
620,972
2,460,502
5,925,679
25,064,791
3,627,214
20,305,824
2,298,465
4,758,967
Sawtimber size
301,746
177,080
124,666
Poletimber size
223,392
65,279
158,113
525,137
242,359
282,778
Sawtimber size
47,594
24,058
23,536
Poletimber size
Total
All live cull trees
All live trees
12,747
60,341
585,479
25,650,270
2,013
26,071
268,431
20,574,255
10,734
34,270
317,048
5,076,015
Salvable dead trees
Sawtimber size
2,246,340
1,986,500
259,840
825,275
3,071,615
436,601
2,423,101
388,674
648,514
28,721,885
22,997,356
5,724,529
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, 2002-2006
(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
2,658,152
2,202,913
9,921,475
4,203,578
190,213
19,176,331
2,536,893
2,179,959
9,486,351
4,101,727
183,210
18,488,139
121,259
22,955
435,124
101,852
7,003
688,192
207,609
5,667,818
5,875,427
62,442
1,742,690
1,805,132
145,167
3,925,128
4,070,295
13,033
25,064,791
12,554
20,305,824
480
4,758,967
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, 2002-2006
(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
Southwest white pine
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
2,658,152
2,658,152
2,536,893
2,536,893
121,259
121,259
2,202,913
2,202,913
2,179,959
2,179,959
22,955
22,955
561,322
6,118,108
1,339,018
1,700,469
202,557
9,921,475
508,712
6,029,917
1,142,105
1,624,295
181,322
9,486,351
52,610
88,190
196,913
76,174
21,235
435,124
4,203,578
4,203,578
4,101,727
4,101,727
101,852
101,852
14,724
78,198
97,291
190,213
19,176,331
14,724
73,117
95,369
183,210
18,488,139
-5,081
1,922
7,003
688,192
206,924
685
207,609
62,442
-62,442
144,482
685
145,167
5,667,818
5,667,818
5,875,427
13,033
25,064,791
1,742,690
3,925,128
1,742,690
3,925,128
1,805,132
4,070,295
480
12,554
All forest groups
20,305,824
4,758,967
(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.
Table 7. -- Net volume of growing stock on timberland by species group and diameter class, Colorado, cycle 2, 2002-2006
(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+
2,770,366
2,307,768
3,315,557
7,127,885
4,497,590
286,658
109,992
65,956
252,851
285,009
525,675
19,444
247,523
149,757
429,957
579,699
922,795
38,555
345,756
263,324
490,688
802,901
1,098,394
50,049
363,385
346,090
537,931
920,435
802,440
32,676
318,286
341,621
445,224
951,053
541,673
48,971
363,917
298,484
333,566
890,431
349,234
31,567
270,393
227,302
254,703
780,250
196,237
26,177
222,178
189,511
237,405
565,717
45,963
19,700
368,725
331,230
264,639
1,197,332
15,179
19,518
160,212
94,493
68,592
155,059
---
Total softwoods
20,305,824
1,258,928
2,368,287
3,051,111
3,002,957
2,646,828
2,267,199
1,755,062
1,280,474
2,196,623
478,357
Hardwoods
Cottonwood and aspen
Other western hardwoods
4,756,899
2,068
378,297
99
813,452
--
1,106,617
--
1,035,022
685
706,651
--
355,150
1,285
149,240
--
85,529
--
104,807
--
22,134
--
Species group
Softwoods
Douglas-fir
Ponderosa and Jeffrey pines
True fir
Engelmann and other spruces
Lodgepole pine
Other western softwoods
Total hardwoods
4,758,967
378,396
813,452
1,106,617
1,035,707
All species
25,064,791
1,637,323
3,181,739
4,157,728
4,038,663
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.
706,651
356,435
149,240
85,529
104,807
22,134
3,353,478
2,623,634
1,904,302
1,366,002
2,301,430
500,492
Table 7a. -- Net volume of growing stock on timberland by species group, species, and diameter class, Colorado, cycle 2, 2002-2006
(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
2,770,366
109,992
247,523
345,756
363,385
318,286
363,917
270,393
2,770,366
109,992
247,523
345,756
363,385
318,286
363,917
270,393
Ponderosa pine
2,307,768
65,956
149,757
263,324
346,090
341,621
298,484
227,302
All species
2,307,768
65,956
149,757
263,324
346,090
341,621
298,484
227,302
White fir
731,396
19,383
38,461
67,221
85,070
63,516
86,892
85,237
Corkbark fir
122,324
10,480
19,026
16,210
18,645
15,565
7,461
15,030
2,461,836
222,988
372,470
407,257
434,215
366,143
239,212
3,315,557
252,851
429,957
490,688
537,931
445,224
6,886,912
277,105
559,730
782,747
891,286
240,974
7,904
19,969
20,154
29,149
7,127,885
285,009
579,699
802,901
920,435
4,497,590
525,675
922,795
1,098,394
4,497,590
525,675
922,795
1,098,394
19.0-20.9
21.0-28.9
29.0+
222,178
368,725
160,212
222,178
368,725
160,212
189,511
331,230
94,493
189,511
331,230
94,493
84,065
153,147
48,404
3,999
15,907
--
154,436
149,341
95,585
20,189
333,566
254,703
237,405
264,639
68,592
930,549
841,778
757,711
549,490
1,152,142
144,374
20,504
48,652
22,538
16,227
45,190
10,685
951,053
890,431
780,250
565,717
1,197,332
155,059
802,440
541,673
349,234
196,237
45,963
15,179
--
802,440
541,673
349,234
196,237
45,963
15,179
--
Softwoods
Douglas-fir
Douglas-fir
All species
Ponderosa and Jeffrey pines
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
85,770
6,739
11,136
15,227
13,959
19,070
7,887
4,171
7,581
--
--
186,435
11,445
27,419
32,290
18,717
25,460
20,617
22,006
8,963
19,518
--
14,453
1,260
--
2,532
--
4,441
3,064
--
3,157
--
--
286,658
19,444
38,555
50,049
32,676
48,971
31,567
26,177
19,700
19,518
--
20,305,824
1,258,928
2,368,287
3,051,111
3,002,957
2,646,828
2,267,199
1,755,062
1,280,474
2,196,623
478,357
7,023
1,002
4,607,524
25,791
115,558
4,756,899
--375,526
158
2,613
378,297
--808,914
322
4,217
813,452
--1,097,192
-9,425
1,106,617
--1,023,940
-11,082
1,035,022
1,732
1,002
691,359
1,901
10,657
706,651
2,283
-329,746
5,198
17,923
355,150
3,009
-143,569
-2,662
149,240
--71,397
-14,132
85,529
--65,882
18,212
20,713
104,807
----22,134
22,134
2,068
2,068
4,758,967
99
99
378,396
--813,452
--1,106,617
685
685
1,035,707
--706,651
1,285
1,285
356,435
--149,240
--85,529
--104,807
--22,134
25,064,791
1,637,323
3,181,739
4,157,728
4,038,663
3,353,478
2,623,634
1,904,302
1,366,002
2,301,430
500,492
Hardwoods
Cottonwood and aspen
Eastern cottonwood
Plains cottonwood
Quaking aspen
Fremont cottonwood
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
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, 2002-2006
(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
11,575,225
9,624,537
12,771,342
32,515,410
13,184,130
878,583
80,549,227
1,232,465
813,866
1,933,510
3,248,070
4,065,334
124,272
11,417,517
1,597,846
1,389,542
2,493,152
4,355,491
3,484,508
110,987
13,431,525
1,521,198
1,543,525
2,201,806
4,874,182
2,572,474
193,183
12,906,367
1,827,298
1,442,819
1,684,167
4,723,856
1,721,924
140,222
11,540,286
1,376,829
1,149,988
1,328,393
4,248,565
1,025,478
124,106
9,253,359
1,145,749
992,243
1,260,267
3,157,860
229,404
94,237
6,879,760
2,015,971
1,773,649
1,485,522
6,979,171
85,007
91,576
12,430,896
857,869
518,905
384,526
928,217
--2,689,517
Hardwoods
Cottonwood and aspen
Other western hardwoods
Total hardwoods
All species
11,460,923
6,744
11,467,667
92,016,894
---11,417,517
4,589,108
1,450
4,590,558
18,022,083
3,350,853
-3,350,853
16,257,220
1,723,239
5,294
1,728,533
13,268,819
761,570
-761,570
10,014,930
441,991
-441,991
7,321,751
505,762
-505,762
12,936,658
88,399
-88,399
2,777,916
Species group
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 8a. -- Net volume of sawtimber on timberland by species group, species, and diameter class, Colorado, cycle 2, 2002-2006
(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
11,575,225
1,232,465
1,597,846
1,521,198
1,827,298
1,376,829
11,575,225
1,232,465
1,597,846
1,521,198
1,827,298
1,376,829
Ponderosa pine
9,624,537
813,866
1,389,542
1,543,525
1,442,819
1,149,988
All species
9,624,537
813,866
1,389,542
1,543,525
1,442,819
1,149,988
3,360,367
227,838
366,182
292,684
426,085
435,069
463,159
60,640
85,146
80,839
39,026
82,096
8,947,816
1,645,032
2,041,823
1,828,283
1,219,056
12,771,342
1,933,510
2,493,152
2,201,806
31,437,353
3,172,180
4,223,801
1,078,056
75,890
131,690
32,515,410
3,248,070
4,355,491
13,184,130
4,065,334
3,484,508
13,184,130
4,065,334
3,484,508
Rocky Mountain bristlecone pine
260,480
42,006
49,873
76,173
Limber pine
557,745
72,189
61,114
94,795
60,359
10,077
--
878,583
124,272
80,549,227
11.0-12.9
21.0-28.9
29.0+
1,145,749
2,015,971
857,869
1,145,749
2,015,971
857,869
992,243
1,773,649
518,905
992,243
1,773,649
518,905
447,087
878,467
286,956
20,974
94,438
--
811,228
792,206
512,617
97,571
1,684,167
1,328,393
1,260,267
1,485,522
384,526
4,773,254
4,487,597
4,131,994
3,064,991
6,721,526
862,011
100,928
236,259
116,571
92,869
257,644
66,206
4,874,182
4,723,856
4,248,565
3,157,860
6,979,171
928,217
2,572,474
1,721,924
1,025,478
229,404
85,007
--
2,572,474
1,721,924
1,025,478
229,404
85,007
--
35,781
19,416
37,231
--
--
90,714
104,690
42,668
91,576
--
22,216
13,727
--
14,338
--
--
110,987
193,183
140,222
124,106
94,237
91,576
--
11,417,517
13,431,525
12,906,367
11,540,286
9,253,359
6,879,760
12,430,896
2,689,517
27,713
4,826
10,915,117
100,464
412,804
11,460,923
-------
--4,540,598
-48,510
4,589,108
6,876
4,826
3,282,852
5,950
50,350
3,350,853
8,505
-1,613,030
19,405
82,299
1,723,239
12,332
-739,671
-9,567
761,570
--390,929
-51,061
441,991
--348,037
75,109
82,616
505,762
----88,399
88,399
All species
Total hardwoods
6,744
6,744
11,467,667
----
1,450
1,450
4,590,558
--3,350,853
5,294
5,294
1,728,533
--761,570
--441,991
--505,762
--88,399
All species groups
92,016,894
11,417,517
18,022,083
16,257,220
13,268,819
10,014,930
7,321,751
12,936,658
2,777,916
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
Plains cottonwood
Quaking aspen
Fremont cottonwood
Narrowleaf cottonwood
All species
Other western hardwoods
Boxelder
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, 2002-2006
(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
308,096
21,802
73,920
382,015
3,629
25,430
Non-growing-stock trees
Boles
Stumps, tops,
and limbs
Total
Boles
Stumps, tops,
and limbs
281,324
219,895
61,429
4,970
3,510
1,460
65,220
346,544
55,572
275,467
9,648
71,077
5,071
10,041
4,127
7,637
944
2,404
59,287
3,203
54,790
41,232
13,559
1,294
847
447
Hardwoods
17,281
13,907
Total
76,569
1,466
4,669
68,697
11,724
52,956
2,182
15,741
1,909
3,203
1,616
2,463
293
740
367,383
91,201
458,584
25,005
5,095
30,099
336,114
79,126
415,241
261,126
67,296
328,422
74,988
11,830
86,818
6,264
6,980
13,244
4,357
5,744
10,100
1,907
1,236
3,144
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, 2002-2006
(In thousand cubic feet per year)
Owner category
Species group
All
owners
Public
Private
Unidentified
owner
Softwoods
Douglas-fir
18,153
9,723
8,429
--
Ponderosa and Jeffrey pines
10,827
-1,312
12,140
--
-333
-2,096
1,763
--
Engelmann and other spruces
72,635
63,478
9,157
--
Lodgepole pine
19,824
15,896
3,928
---
True fir
Western woodland softwoods
Other western softwoods
Total softwoods
Hardwoods
--
--
--
3,265
2,638
627
--
124,370
88,326
36,044
--
56,172
48,962
7,211
--
Other western hardwoods
18
14
4
--
Western woodland hardwoods
Total hardwoods
--
--
--
--
56,191
48,976
7,215
--
Cottonwood and aspen
All species groups
180,561
137,302
43,259
-All table cells without observations in the inventory sample are indicated by
--. Table
value of 0
(Table
10 continued
onindicates
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, 2002-2006
(In thousand cubic feet per year)
Owner category
All
owners
Public
Private
Unidentified
owner
Douglas-fir
31,669
27,252
4,417
--
Ponderosa and Jeffrey pines
28,392
21,830
6,563
--
True fir
79,539
71,696
7,843
--
Engelmann and other spruces
46,692
45,897
795
--
Lodgepole pine
62,401
59,423
2,978
--
Species group
Softwoods
Western woodland softwoods
Other western softwoods
Total softwoods
Hardwoods
Cottonwood and aspen
Western woodland hardwoods
Total hardwoods
--
--
--
--
1,513
1,513
--
--
250,207
227,612
22,595
--
42,841
32,114
10,726
--
--
--
--
--
42,841
32,114
10,726
--
All species groups
293,048
259,726
33,321
-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.