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FIRST QUARTER 2023 <br />TABLE 1. LFG PROBE MONITORING DATA   <br />FORWARD LANDFILL, MANTECA, CALIFORNIA <br />Probe ID Record Date CH4 <br />(% by vol) <br />CO2 <br />(% by vol) <br />O2 <br />(% by vol) <br />Bal Gas <br />(% by vol) <br />Rel Press <br />("H2O)VOCs (PPM) VOCs (PPB) <br />GP‐1AD 1/31/2023 09:01 0.00 0.50 19.80 79.70 ‐0.06 0.0 ‐ <br />GP‐1AM 1/31/2023 09:02 0.00 0.60 19.50 79.90 ‐0.43 0.0 ‐ <br />GP‐1AS 1/31/2023 09:16 0.00 0.30 19.90 79.80 ‐0.06 0.0 ‐ <br />GP‐2AD 1/31/2023 09:28 0.00 0.20 19.90 79.90 ‐0.09 0.0 ‐ <br />GP‐2AM 1/31/2023 09:30 0.00 0.20 19.60 80.20 ‐2.71 0.0 ‐ <br />GP‐2AS 1/31/2023 09:32 0.00 0.10 19.90 80.00 ‐0.21 0.0 ‐ <br />GP‐3AD 1/31/2023 09:41 0.00 0.20 19.80 80.00 ‐4.26 0.0 ‐ <br />GP‐3AM 1/31/2023 09:43 0.00 0.20 19.80 80.00 ‐0.03 0.0 ‐ <br />GP‐3AS 3/20/2023 11:11 0.00 1.40 17.10 81.50 0.06 0.0 ‐ <br />GP‐4AD 1/31/2023 10:02 0.00 0.60 19.30 80.10 ‐0.01 0.0 ‐ <br />GP‐4AM 1/31/2023 10:04 0.00 0.20 19.50 80.30 ‐0.01 0.0 ‐ <br />GP‐4AS 1/31/2023 10:06 0.00 6.00 6.50 87.50 ‐0.49 0.0 ‐ <br />GP‐5AD 1/31/2023 10:55 0.00 0.50 19.50 80.00 ‐0.03 0.0 ‐ <br />GP‐5AM 1/31/2023 10:57 0.00 0.50 18.90 80.60 ‐0.65 0.0 ‐ <br />GP‐5AS 1/31/2023 10:59 0.00 2.30 14.30 83.40 ‐0.73 0.0 ‐ <br />GP‐6AM 1/31/2023 11:06 0.00 0.50 18.90 80.60 0.01 0.0 ‐ <br />GP‐6AS 1/31/2023 11:08 0.00 0.20 19.60 80.20 ‐1.74 0.0 ‐ <br />GP‐10D 3/20/2023 11:18 54.90 41.50 0.00 3.60 0.68 1.6 1600 <br />GP‐10M 3/20/2023 11:20 59.60 40.30 0.10 0.00 0.62 0.4 400 <br />GP‐10S 3/20/2023 11:22 59.40 40.60 0.00 0.00 ‐0.06 0.9 900 <br />GP‐11D 3/20/2023 11:32 63.80 32.20 0.00 4.00 0.08 3.7 3700 <br />GP‐11M 3/20/2023 11:35 70.10 14.20 0.00 15.70 ‐0.16 0.4 400 <br />GP‐11S 3/20/2023 11:38 43.50 27.50 5.10 23.90 0.02 0.9 900 <br />GP‐12D 3/20/2023 11:45 5.30 9.00 4.80 80.90 0.43 0.4 400 <br />GP‐12M 3/20/2023 11:47 0.00 1.80 14.10 84.10 0.05 0.0 ‐ <br />GP‐12S 3/20/2023 11:49 0.00 0.80 19.10 80.10 0.00 0.0 ‐ <br />GP‐13D 3/20/2023 11:56 0.00 0.60 10.30 89.10 0.11 0.0 ‐ <br />GP‐13M 3/20/2023 11:58 0.00 0.70 15.90 83.40 0.00 0.0 ‐ <br />GP‐13S 3/20/2023 12:00 0.00 0.50 14.90 84.60 ‐0.03 0.0 ‐ <br />GP‐14D 3/29/2023 10:22 0.00 0.60 19.30 80.10 ‐0.42 0.0 ‐ <br />GP‐14M 3/29/2023 10:23 0.00 0.90 14.50 84.60 ‐0.13 0.0 ‐ <br />GP‐14S 3/29/2023 10:24 0.00 0.10 20.70 79.20 ‐0.69 0.0 ‐ <br />GP‐15D 3/29/2023 10:33 0.00 1.50 16.40 82.10 ‐0.09 0.0 ‐ <br />GP‐15M 3/29/2023 10:34 0.00 0.10 20.90 79.00 ‐0.74 0.0 ‐ <br />GP‐15S 3/29/2023 10:36 0.00 0.30 2.60 97.10 ‐0.20 0.0 ‐ <br />PPB ‐ Parts per billion <br />VOCs ‐ Volatile Organic Compounds <br />" H2O‐  Inches of water column <br />CH4 ‐ Methane <br />CO2 ‐ Carbon dioxide <br />O2 ‐ Oxygen <br />Bal Gas ‐ Balance Gas <br />Rel Pres ‐ Relative Pressure to atmosphere <br />PPM‐ Parts per million <br />4/12/2023 1 of 1