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ANALYTICAL CHEMISTS TEL: 831-724-5422 <br /> and FAX: 831-724-3188 <br /> BACTERIOLOGISTS <br /> www.controllabs.com <br /> SOIL CONTROL LAB <br /> 42 HANGAR WAY <br /> WATSONVILLE Account#: 6010306-1/1-10748 <br /> CALIFORNIA <br /> 95076 Group: Jan26D#36 <br /> USA Reporting Date: February 13, 2026 <br /> Central Valley Compost (WM- Lathrop) <br /> 916 Frewert Road <br /> Lathrop, CA 95330 <br /> Attn: Abel Aceves <br /> Date Received: 30 Jan. 26 <br /> Sample Identification: 9,10,11,12 <br /> Sample ID#: 6010306- 1/1 <br /> Nutrients Dry wt. As Rcvd. units Stability Indicator: <br /> Total Nitrogen: 2.0 1.4 % CO2 Evolution Respirometery <br /> Ammonia (NH4-N): 220 160 mg/kg mg CO2-C/9 OM/day 4.8 <br /> Nitrate (NO3-N): 11 7.6 mg/kg mg CO2-C/g TS/day 2.5 <br /> Org. Nitrogen (Org.-N): 2.0 1.4 % Stability Rating moderately unstable <br /> Phosphorus (as P205): 1.1 0.79 % <br /> Phosphorus (P): 4800 3500 mg/kg Maturity Indicator: Cucumber Bioassay <br /> Potassium (as K20): 1.5 1.1 % Compost:Vermiculite (v:v) 1:2 <br /> Potassium (K): 12000 8800 mg/kg Emergence (%) 100 <br /> Calcium (Ca): 2.7 1.9 % Seedling Vigor(%) 96 <br /> Magnesium (Mg): 0.64 0.45 % Description of Plants healthy <br /> Sulfate (SO4-S): 370 260 mg/kg <br /> Boron (Total B): 44 31 mg/kg Pathogens Results Units Rating <br /> Moisture: 0 28.5 % Fecal Coliform 16 MPN/g pass <br /> Sodium (Na): 0.19 0.13 % Salmonella < 3 MPN/4g pass <br /> Chloride (Cl): 0.42 0.30 % Date Tested:30 Jan.26 <br /> pH Value: NA 7.04 unit <br /> Bulk Density: 24 33 Ib/cu ft Physical Contaminants' % by dry wt <br /> Carbonates (CaCO3): 6.0 4.3 lb/ton Total Plastic < 0.1 <br /> Conductivity(EC5): 5.1 NA mmhos/cm Film Plastic < 0.1 <br /> Organic Matter: 51.8 37.1 % Glass < 0.1 <br /> Organic Carbon: 28.0 20.0 % Metal 0.66 <br /> Ash: 48.2 34.5 % Sharps ND <br /> C/N Ratio 14 14 ratio Total 0.66 <br /> A Index 8 8 ratio <br /> Metals Dry wt. EPA Limit units Size Distribution <br /> Aluminum (Al): 9000 - mg/kg MM % by weight <br /> Arsenic (As): 3.5 41 mg/kg > 50 0.0 <br /> Cadmium (Cd): < 1.0 39 mg/kg 25 to 50 0.0 <br /> Chromium (Cr): 29 - mg/kg 16 to 25 0.0 <br /> Cobalt(Co) 10 - mg/kg 9.5 to 16 0.3 <br /> Copper(Cu): 110 1500 mg/kg 6.3 to 9.5 4.7 <br /> Iron (Fe): 14000 - mg/kg 4.0 to 6.3 7.3 <br /> Lead (Pb): 43 300 mg/kg 2.0 to 4.0 17.4 <br /> Manganese (Mn): 350 - mg/kg j< 2.0 70.3 <br /> Mercury(Hg): < 1.0 17 mg/kg **Greater than 4mm in size (Sharps greater than 2mm) <br /> Molybdenum (Mo): 2.0 75 mg/kg <br /> Nickel (Ni): 24 420 mg/kg Analyst: Assaf Sadeh <br /> Selenium (Se): 1.2 100 mg/kg <br /> Zinc (Zn): 260 2800 mg/kg <br /> *Sample was received and handled in accordance with TMECC procedures. <br />