*** Supplementary Characterization Data ***
Pedon ID: 87IA141004( O'Brien, Iowa )Print Date: Dec 8 2025 12:54PM

Sampled as on Dec 1, 1989:Sac ; Fine-silty, mixed, mesic Typic Hapludoll
Revised to correlated on Dec 1, 1989:Everly ; Fine-loamy, mixed, superactive, mesic Typic Hapludoll
United States Department of Agriculture
SSL-ProjectRP88IA156   EROSION 6Natural Resources Conservation Service
-Site ID87IA141004   Lat: 42° 55' 0.00" north  Long: 95° 35' 30.00" west  MLRA: 107National Soil Survey Center
-Pedon No. 88P0641Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866

Tier 1-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18--19--20--21--22--23--24--25-
 
(- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -)(- - - - - Cumulative Curve Fractions - - - - -) (<75mm)( Atter- )( Gradation )
Percentage Passing SieveUSDA Less Than Diameters (mm) at bergUni-Cur-
Depth323/213/43/84104020020521..5.25.10.05605010LLPIfmtyvtur
Layer(cm)HorzPrep(-------------------Inches-------------------)(---------Number---------)(------Microns----)(---------Millimeter----------)(-----Percentile---)(----%----)CUCC
 
88P033960-18ApS100100100100100100100100100976547361001009998950.010.006--35.90.4
88P0339718-33Bw1S100100100100100100100100100966447351001009998930.010.007--38.80.4
88P0339833-48Bw2S1001001001001001001001009994614433100999897900.020.008--47.40.4
88P0339948-69Bw3S100100100100100100100100948153392999969084770.030.015--58.20.4
88P0340069-942BCS100100100100100100100100896246322497928166570.060.0290.001>1000.4
88P0340194-1222CS100100100100100100100100937254372697948877660.030.015--65.70.5

Tier 2-26--27--28--29--30--31--32--33--34--35--36--37--38--39--40--41--42--43--44--45--46--47--48--49--50-
 
(- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -)(- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -)(- - Void - -)
Whole Soil (mm)<75 mm FractionWhole Soil<2 mm FractionRatios
>225025075752057575205Soil SurEngineeringSoil SurveyEngineeringAt 33 kPa
Depth-UP-75-2-20-5-2<2-2-20-5-2<233OvenMoistSatur331500OvenMoistSaturWhole<2
Layer(cm)HorzPrep(------------------- % of Whole Soil ------------------)(--------- % of <75 mm ---------)kPa-dry-ated kPa kPa -dry -ated Soilmm
3B13B13B1
 
88P033960-18ApS--------------100--------1001.451
88P0339718-33Bw1S--------------100--------1001.451
88P0339833-48Bw2S--------------100--------1001.451
88P0339948-69Bw3S--------------100--------1001.451
88P0340069-942BCS--------------100--------1001.451
88P0340194-1222CS--------------100--------1001.451

1The whole-soil bulk density was not measured. It was calculated using 1.45 g/cc as the 1/3-bar bulk density of the less-than-2-mm fraction for mineral soils.


*** Supplementary Characterization Data ***
Pedon ID: 87IA141004( O'Brien, Iowa )Print Date: Dec 8 2025 12:54PM
Sampled As:SacFine-silty, mixed, mesic Typic Hapludoll
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  88P0641

Tier 3-51--52--53--54--55--56--57--58--59--60--61--62--63--64--65--66--67--68--69--70--71--72--73--74--75-
 
(- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -)C(- - - - - - - Ratios To Clay - - - - - -)(- - Linear Extensiblity - -)(- - WRD - -)
Whole Soil (mm) At 33 kPa/N<2 mm FractionWhole Soil<2 mmWhole<2
>225025075752052-.05-LTPoresRatFineCEC1500LEP33 kPato %Soilmm
Depth-UP-75-2-20-5-2<2.05.002.002DF-ioClaySumNH4-kPa331500Oven1500Oven
Layer(cm)HorzPrep(----------------------------- % of Whole Soil ---------------------------)CatsOACH2OkPakPa-drykPa-dry(---in3/in3---)
8D1
 
88P033960-18ApS--------------10033319450.990.41
88P0339718-33Bw1S--------------10043219450.930.41
88P0339833-48Bw2S--------------10063118450.930.41
88P0339948-69Bw3S--------------100122716450.870.40
88P0340069-942BCS--------------100241813450.39
88P0340194-1222CS--------------100182214450.40

Tier 4-76--77--78--79--80--81--82--83--84--85--86--87--88--89--90--91--92--93--94--95--96--97--98-
 
(- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -)TextPSDA (mm)pHElect.Part-
(--------------- Whole Soil ---------------)(------------------- <2 mm Fraction -------------------)-ureSandSiltClayCaRes-Con--icle
>275202-.05-<(------------- Sands -------------)(--- Silts ---)Clby2-.05-<Cl2ist.ductDen-
Depth-2-2.05.002.002VCCMFVFCFayPSDA.05.002.002.01MohmsdS m-1sity
Layer(cm)HorzPrep(- % of >2 mm Sand and Silt -)(------------------% of Sand and Silt -------------)<2 mm(---- % of 2 mm ----)(-------- <2 mm --------)g cm-3
3A1a1a3A1a1a3A1a1a3A1a1a4C1a2a
 
88P033960-18ApS79355tr115484555sicl4.659.835.65.2
88P0339718-33Bw1S118954tr118454454sicl7.057.835.25.5
88P0339833-48Bw2S158549tr12310444149sicl10.257.132.76.3
88P0339948-69Bw3S32684114899343441cl22.648.528.95.8
88P0340069-942BCS56443147142011152931l43.133.223.77.6
88P0340194-1222CS4654364491514173736l33.840.026.27.8
NSSC SSL Report Creation