O30 Princeton Hydro Report Dated 9 3 25

West Essex Highlands Review 4 West Orange, NJ Permit No. 722-04-0001.1 LUP230001 April 2025 Attachment B Princeton Hydro Soil Profile Descriptions with Location Map Princeton Hydro, LLC Page | 25

On. Le ‘Ss “'e Block: 178.01 Lot: 1:01 Block: 178 Lot: 5 SOIL BORING LOCATION MAP 6-4 EPRINCETON HYDRO

SOIL ‘Sampling Point: _Bor-1 Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.) Depth Matrix Redox Feature: (inches) Color (moist) __% ___Color (moist) % _ Type" _Loc’ Texture Remark: 0-5 10YR 3/4 100 2 S a clayey loam 5:20 40YR 3/4 60 toyRe_19 = M clay _mixed matrix (10YR 3/1 & 10YR 4/4) 10YR4/4___20 SYR 4/6 10 c PL : ‘Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. 2Location: PL=Pore Lining, M=Matrix Hydric Soil Indicators: Indicators for Problematic Hydric Soils*: __ Histosol (A1) ___ Polyvalue Below Surface ($8) (LRR R, __ 2.cm Muck (A10) (LRR K, L, MLRA 1498) ___ Histic Epipedon (A2) MLRA 149B) —_ Coast Prairie Redox (A16) (LRR K, L, R) ___ Black Histic (A3) ___ Thin Dark Surface ($9) (LRR R, MLRA 149B) ___ 5.cm Mucky Peat or Peat (S3) (LRR K, L, R) ___. Hydrogen Sutfide (A4) “_ Loamy Mucky Mineral (F1) (LRR K, L) __ Dark Surface (S7) (LRR K, L) __ Stratified Layers (A5) ___ Loamy Gleyed Matrix (F2) __ Polyvalue Below Surface (S8) (LRR K, L) “___ Depleted Below Dark Surface (A11) ___ Depleted Matrix (F3) ___ Thin Dark Surface (S9) (LRR K, L) __ Thick Dark Surface (A12) “X. Redox Dark Surface (F6) ____ Iron-Manganese Masses (F12) (LRR K, L, R) “_ Sandy Mucky Mineral (S1) “X Depleted Dark Surface (F7) —_ Piedmont Floodplain Soils (F19) (MLRA 149B) ___ Sandy Gleyed Matrix (S4) ___ Redox Depressions (F8) __ Mesic Spodic (TA6) (MLRA 144A, 145, 149) ___ Sandy Redox ($5) ___ Red Parent Material (F21) __. Stripped Matrix (S6) —_ Very Shallow Dark Surface (TF 12) ___ Dark Surface (S7) (LRR R, MLRA 149B) “_ Other (Explain in Remarks) “Indicators of hydrophytic vegetation and wetland hydrology must be present, unless disturbed or problematic. Restrictive Layer (if observed): Type: a= Depth (inches): _~ Hydric Soil Present? Yes_X No Remarks: 1. Bor-1 = N(y) 555,625; E(x) 724,449 2. Boring was taken behind condominium complex, within ‘soil mapping unit identified as HasB (Haledon - Urban land, Haledon ‘substratum complex, 0 to 8 percent slopes). . Boring located within USACE Northcentral and Northeast Region Water table was originally observed between 16" and 18" from the soil surface. After a few minutes, the water table rose to approximately 12". . Remnants of what is thought to be fragipan was observed throughout profile in the form of small pieces

and 18" from the soil surface. After a few minutes, the water table rose to approximately 12". . Remnants of what is thought to be fragipan was observed throughout profile in the form of small pieces and clumps. . Redoximorphic features were prominent and common throughout the upper part (0"-12") of the soil surface. Redoximorphic features occurred in the form of depletions and iron concentrations. Oaae US Amy Corps of Engineers Northcentral and Northeast Region - Version 2.0

SOIL ‘Sampling Point: _ Bor-3 Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.) Depth Matrix Redox Features (inches: Color (moist) __% _ Color (moist) Type’ _ Loc’ Texture Remarks 0-4 10YR 3/3 97 7.5YR 4/6 3 a5 _Clayey loam 4-12 10YR 4/2 70 Z.5YR 4/6 10 M___ clayey loam mixed matrix (10YR 4/2 and 7.5YR 3/1) 7.5YR 3/1 20 - = 2 4 = 12+ : 2 - : Z : refusal ‘Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. *Location: PL=Pore Lining, M=Matrix. Hydric Soil Indicators: __ Histosol (A1) __ Histic Epipedon (A2) __ Black Histic (A3) ___ Hydrogen Sulfide (A4) ___ Stratified Layers (A5) __ Depleted Below Dark Surface (A11) ___ Thick Dark Surface (A12) Sandy Mucky Mineral (S1) __. Sandy Gleyed Matrix (S4) __. Sandy Redox ($5) __ Stripped Matrix (S6) Dark Surface (S7) (LRR R, MLRA 149B) Polyvalue Below Surface (S8) (LRR R, MLRA 1498) Thin Dark Surface (S9) (LRR R, MLRA 149B) Loamy Mucky Mineral (F1) (LRR K, L) Loamy Gleyed Matrix (F2) Depleted Matrix (F3) Redox Dark Surface (F6) Depleted Dark Surface (F7) Redox Depressions (F8) Indicators for Problematic Hydric Soil 2.cm Muck (A10) (LRR K, L, MLRA 1498) _— Coast Prairie Redox (A16) (LRR K, L, R) _— 5m Mucky Peat or Peat (S3) (LRR K, L, R) Dark Surface (S7) (LRR K, L) Polyvalue Below Surface (S8) (LRR K, L) Thin Dark Surface (S9) (LR K, L) lron-Manganese Masses (F12) (LRR K, L, R) Piedmont Floodplain Soils (F19) (MLRA 149B) Mesic Spodic (TA6) (MLRA 144A, 145, 149B) Red Parent Material (F21) Very Shallow Dark Surface (TF12) Other (Explain in Remarks) “indicators of hydrophytic vegetation and wetland hydrology must be present, unless disturbed or problematic. Restrictive Layer (if observed): Depth (inches): _12 Type: _ Refusal (fill, gravel, etc. Hydric Soil Present? Yes __X No Remarks: - Bor-3 = N(y) 556,432; E(x) 724,061 aeons iron concentrations. Boring was taken within soil mapping unit identified as BouB (Boonton-Urban land, Boonton substratum complex, 0 to 8 percent slopes). . Boring located within USACE Northcentral and Northeast Region. . Redoximorphic features were prominent throughout the upper part (0"-12") of the soil surface. Redoximorphic features occurred in the form of US Army Corps of Engineers Northcentral and Northeast Region — Version 2.0

SOIL Sampling Point: _ Bor-2 Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.) Depth Matrix Redox Features (inches) Color (moist) % Color (moist % Type’ _Loc’ Texture _ Remark 0-6 10YR 3/1 95 7.BYR 3/4 5 c PL__ _clayey loam 6-18 10YR 4/4 100 - : ZI M clay “Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. ?Location: PL=Pore Lining, M=Matrix. Hydric Soil Indicators: __ Histosol (A1) ____ Histic Epipedon (A2) ___. Black Histic (A3) ___ Hydrogen Sulfide (A4) __ Stratified Layers (A5) ___ Depleted Below Dark Surface (A11) __ Polyvalue Below Surface ($8) (LRR R, MLRA 1498) __ Thin Dark Surface (S9) (LRR R, MLRA 1498) “__ Loamy Mucky Mineral (F1) (LRR K, L) ___. Loamy Gleyed Matrix (F2) __. Depleted Matrix (F3) Indicators for Problematic Hydric Soils”: 2.cm Muck (A10) (LRR K, L, MLRA 149B) Coast Prairie Redox (A16) (LRR K, L, R) 5 cm Mucky Peat or Peat (S3) (LRR K, L, R) Dark Surface (S7) (LRR K, L) Polyvalue Below Surface (S8) (LRR K, L) Thin Dark Surface ($9) (LRR K, L) lron-Manganese Masses (F12) (LRR K, L, R) Piedmont Floodplain Soils (F19) (MLRA 149B) Mesic Spodic (TA6) (MLRA 144A, 145, 1498) Red Parent Material (F21) Very Shallow Dark Surface (TF 12) Other (Explain in Remarks) ___. Thick Dark Surface (A12) “__ Sandy Mucky Mineral (S1) ___ Sandy Gleyed Matrix (S4) __ Sandy Redox (S5) ___. Stripped Matrix (S6) ___ Dark Surface ($7) (LRR R, MLRA 1498) “X_ Redox Dark Surface (F6) Depleted Dark Surface (F7) ___ Redox Depressions (F8) Indicators of hydrophytic vegetation and wetland hydrology must be present, unless disturbed or problematic. Restrictive Layer (if observed): Type: Depth (inches): __- Hydric Soil Present? Yes _X No Remarks: 1. Bor-2 = N(y) 555,702; E(x) 724,423 2. Boring was taken upslope of Bor-1, behind condominium complex, within soil mapping unit identified as HasB (Haledon - Urban land, Haledon substratum complex, 0 to 8 percent slopes). 3. Boring located within USACE Northcentral and Northeast Region. 4, Redoximorphic features were prominent throughout the first 6" of the upper part (0"-12") of the soil surface. Redoximorphic features occurred in the form of iron concentrations. US Amy Corps of Engineers Northcentral and Northeast Region — Version 2.0

SOIL ‘Sampling Point: __Bor-4 Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.) Depth Matrix Redox Features (inches) Color (moist) % Color (moist) Se Type’ Loc® Texture Remarks. 0-6 AOYR 2/2 60. 7.5YR 4/6 10 Cc PL clayey loam _mixed matrix (10YR 2/2 and 10YR 4/2) 40YR 4/2 30 : : 2 - - 6+ = z : s : - * refusal ‘Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains. ?Location: PL=Pore Lining, M=Matrix. Hydric Soil Indicators: Indicators for Problematic Hydric Soils*: ___. Histosol (A1) __ Polyvalue Below Surface ($8) (LRR R, ___ 2.cm Muck (A10) (LRR K, L, MLRA 149B) __ Histic Epipedon (A2) MLRA 149B) ___ Coast Prairie Redox (A16) (LRR K, L, R) _— Black Histic (A3) ___. Thin Dark Surface (S9) (LRR R, MLRA 149B) __ 5 cm Mucky Peat or Peat (S3) (LRR K, L, R) __ Hydrogen Sulfide (A4) ___. Loamy Mucky Mineral (F1) (LRR K, L) __. Dark Surface ($7) (LRR K, L) ___ Stratified Layers (A5) __ Loamy Gleyed Matrix (F2) ___. Polyvalue Below Surface (S8) (LRR K, L) ___. Depleted Below Dark Surface (A11) Depleted Matrix (F3) ___. Thin Dark Surface (S9) (LRR K, L) ___ Thick Dark Surface (A12) _X. Redox Dark Surface (F6) __ Iron-Manganese Masses (F12) (LRR K, L, R) __. Sandy Mucky Mineral (S1) Depleted Dark Surface (F7) __ Piedmont Floodplain Soils (F19) (MLRA 149B) ___ Sandy Gleyed Matrix (S4) ___. Redox Depressions (F8) _— Mesic Spodic (TA6) (MLRA 144A, 145, 149B) _— Sandy Redox (S5) _— Red Parent Material (F21) __ Stripped Matrix (S6) __ Very Shallow Dark Surface (TF 12) ___. Dark Surface ($7) (LRR R, MLRA 149B) ____ Other (Explain in Remarks) “Indicators of hydrophytic vegetation and wetland hydrology must be present, unless disturbed or problematic. Restrictive Layer (if observed): Type: _Refusal (fil, gravel, etc. Depth (inches): _6 Hydric Soil Present? Yes __X No Remarks: . Bor-4 = N(y) 556,926; E(x) 723,926 Boring was taken within soil mapping unit identified as BouB (Boonton-Urban land, Boonton substratum complex, 0 to 8 percent slopes). . Boring located within USACE Northcentral and Northeast Region. . Redoximorphic features were prominent throughout the upper part (0"-6") of the soil surface. Redoximorphic features occurred in the form of iron concentrations. Rena US Amy Corps of Engineers Northcentral and Northeast Region — Version 2.0