*** Taxonomy Characterization Data ***

Pedon ID: 84MT011004

( Carter, Montana )

Print Date: Nov 11 2024 8:40PM

Sampled as on May 30, 1984:	Not Designated ; Fine-loamy, mixed Typic Argiboroll
Revised to correlated:	REEDER ; Fine-loamy, mixed Typic Argiborolls

				United States Department of Agriculture
SSL	-	Project	RP85MT083   CARTER AND PRAIRIE COUNTIES	Natural Resources Conservation Service
	-	Site ID	S1984MT011004   Lat: 45° 36' 15.83" north  Long: 104° 13' 20.16" west  MLRA: 58A	National Soil Survey Center
	-	Pedon No.	85P0278	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Taxonomy Tier 1

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

Fine

CaCO3

1500

.1-75

Bulk

Cole

Vol

Resist

Clay

Clay

Clay

kPa

Clay

mm

Den

Whole

% of

Min

Depth

<.002

<.0002

<.002

/Clay

Est

Frac

33 kPa

Soil

Whole

%

Layer

(cm)

Horz

Prep

(---------% of <2 mm-------)

(-------- % --------)

g cm-3

cm cm-1

3A1a1a

8D1

85P01335

0-25

A

S

18.6

0.47

20

tr

85P01336

25-61

Bt

S

26.3

0.43

22

tr

---

Taxonomy Tier 2

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

pH

pH

Org

Tot

Al+½ Fe

CO3 as

(--- Base Sat ---)

NZ

ECEC

CEC7

ECEC

Al

Depth

H2O

NaF

C

C

Oxal

ODOE

CaCO3

NH4

Bases

P Ret

cmol(+)

/Clay

/Clay

Sat

E C

ESP

Layer

(cm)

Horz

Prep

(------------------------------------------ % --------------------------------------------)

kg -1

%

dS m-1

%

4C1a2a

6A1c

5C1

5C3

8D1

5D2

85P01335

0-25

A

S

6.3

1.16

85P01336

25-61

Bt

S

6.7

0.63

100*

88

0.81

--

^*Extractable Ca may contain Ca from calcium carbonate or gypsum.

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.81	(NA)
Clay, carbonate free, Weighted Average	26	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	22	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	26	% wt
Weighted averages based on control section: 25-61 cm