soil description and interpretation: soils of the former cedar brook poled hereford farm kitsap...
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Soil Description and Interpretation:Soil Description and Interpretation:Soils of the Former Cedar Brook Poled Hereford FarmSoils of the Former Cedar Brook Poled Hereford Farm
Kitsap County, WashingtonKitsap County, Washington
Daniel L. IrickEnvironmental Pedology
Spring 2008
Site Location
Kitsap County, WAWest of SeattleNorthwest of Tacoma
April 21, 2023 D. Irick
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Soil Survey Soil Survey Approximate Site Boundary (30 acres)
15 – Harstine gravelly sandy loam, 6 to 15 percent slopes
18 – Indianola loamy sand, 0 to 6 percent slopes
35 – Nielton gravelly loamy sand, 3 to 15 percent slopes
37 – Norma fine sandy loam
April 21, 2023 D. Irick
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Soil 1 – Test Pit Location
April 21, 2023 D. Irick
Soil 1
Soil 1
Soil 1 - MorphologySoil 1 - MorphologyHorizonsOi – Approximately three centimeters (cm),
duff layer (needles, twigs and moss)A – three to 10.2 cm, gravelly loamy sand,
10YR 3/3 (dark brown), weak, single grain, very friable, clear boundary
Bw1 – 10.2 to 30 cm, gravelly loamy sand, 10YR 4/3 (brown), structure less, single grain, loose, clear boundary
Bw2 – 30 to 52.5 cm, very gravelly sand, 7.5YR 3/4 (dark brown), structure less, single grain, loose, diffuse boundary
Cd – 52.5 to 165 cm, very gravelly sand, 2.5Y 5/3(light olive brown), structure less, single grain, loose, diffuse boundary
April 21, 2023 D. Irick
Soil 1 – Properties and InterpretationsSoil 1 – Properties and Interpretations
April 21, 2023 D. Irick
Infiltration Rate – HighHydraulic Conductivity – HighAvailable Water – Very Low (<7.5 cm)Soil Wetness Class – >150 cm
Soil Interpretations (Limitations): Dwellings with Basements – SlightSeptic Tank Absorption Fields – ModerateLocal Roads and Streets – Slight
A(3-10.2 cm)
Bw1(10.2-30 cm)
Bw2(30-52.5 cm)
Cd(52.5-165 cm)
Soil 1 – Site CharacteristicsSoil 1 – Site Characteristics
April 21, 2023 D. Irick
Position of Site – UplandParent Material – Glacial OutwashSoil Slope – Gently Sloping (2 – 6 %)Surface Runoff – SlowErosion Potential – Low
Soil 1 – ClassificationSoil 1 – Classification
April 21, 2023 D. Irick
Order – InceptisolEpipedon – OchricSubsurface Horizon – Duripan
Soil 2 – Test Pit Location
April 21, 2023 D. Irick
Soil 2
Soil 2
Approximate Wetland Boundary
Upland Wetland
Soil 2 - MorphologySoil 2 - MorphologyHorizonsAp – 0 to 25.4 cm, fine sandy loam, 7.5YR 2.5/2
(very dark brown), moderate, granular, friable, clear boundary
Bw1 – 25.4 to 53.3 cm, loamy sand, 7.5YR 3/4 (dark brown), structureless, massive, very friable, diffuse boundary
Bw2 – 53.3 to 66 cm, gravelly loamy sand, 7.5YR 4/3 (brown), structureless, single grain, loose, diffuse boundary
C – 66 to 86.3 cm, gravelly sand, 10YR 4/2(dark grayish brown), structureless, single grain, loose, diffuse boundary
April 21, 2023 D. Irick
Soil 2 – Morphology (cont.)Soil 2 – Morphology (cont.)HorizonsCg1 – 86.3 to 121.9 cm, gravelly sand, 10YR 5/2
(grayish brown), with common faint redox concentrations 7.5YR 5/6 (strong brown), structureless, single grain, loose, diffuse boundary
Cg2 – 121.9 to 167.6 cm, very gravelly sand, 10YR 4/2 (dark grayish brown), structureless,
single grain, loose
*Free Water Observed Entering the Test Pit at Approximately 160 cm
April 21, 2023 D. Irick
Soil 2 – Properties and InterpretationsSoil 2 – Properties and Interpretations
April 21, 2023 D. Irick
Infiltration Rate – ModerateHydraulic Conductivity – HighAvailable Water – Very Low (<7.5 cm)Soil Wetness Class – Class 2 (>100 cm and <150 cm)
Soil Interpretations (Limitations): Dwellings with Basements – SlightSeptic Tank Absorption Fields – ModerateLocal Roads and Streets – Slight
Ap(0-25.4 cm)
Bw1(25.4-53.3 cm)
Bw2(53.3-66 cm)
C(66-86.3 cm)
Cg1(86.3-121.9 cm)
Cg2(121.9-167.6 cm)
Soil 2 – Site CharacteristicsSoil 2 – Site Characteristics
April 21, 2023 D. Irick
Position of Site – DrainagewayParent Material – Glacial AlluviumSoil Slope – Gently Sloping (2 – 6 %)Surface Runoff – Very SlowErosion Potential – Low
Soil 2 – ClassificationSoil 2 – Classification
April 21, 2023 D. Irick
Order – InceptisolEpipedon – Mollic or UmbricSubsurface Horizon – None
Former Cedar Brook FarmFormer Cedar Brook Farm
April 21, 2023 D. Irick
Land Use:Nielton Soils – Woodland, Urban
Development, and Occasionally Pasture
Norma Soils – Woodland, Pastures, and Wildlife Habitat
Cedar Brook Poled Hereford Farm • Former Hereford Cattle Farm• Current Land Use - Residential
Thanks!Questions-Comments-Discussion
Special Thanks to the Callaghan Family!April 21, 2023 D. Irick