Laserfiche WebLink
NSF International <br /> Standard 40 - Individual Wastewater Treatment Plants <br /> Stress Test Evaluation <br /> Week Beginning: March 28 1993 Plant Code: 41108 <br /> Weeks Into Test: 23 <br /> Sunday Monday Tuesday Wednesday Thursday Friday Saturday <br /> Dosed Volume (gallons) 0 0 338 450 450 450 450 <br /> Dissolved aeration 2.1 3.4 2.9 <br /> Oxygen chamber <br /> effluent 3.8 4.1 4.0 <br /> influent 11 11 11 <br /> Temperature aeration 15 15 15 <br /> CC) chamber <br /> effluent 6 13 12 <br /> influent 7.5 7.4 7.5 <br /> pH aeration 7.4 7.5 7.5 <br /> chamber <br /> effluent 7.7 7.9 7.7 7.8✓ <br /> Biochemical influent 140 120 130 150 <br /> Oxygen Demand <br /> (mg/L) effluent 6 <5 <5 <5 <br /> influent 140 160 140 190 <br /> Suspended <br /> Solids aeration 5 9 5 <br /> (mg/L) chamber <br /> effluent 13 5 7 5 <br /> influent 120 140 110 160 <br /> Volatile <br /> Suspended aeration <br /> Solids chamber `5 6 <5 <br /> (mg/L) effluent 10 <5 <5 <5 <br /> 45 Minute <br /> Settleable aeration <5 <5 <5 <br /> Solids chamber <br /> (mUL) <br /> (1) Site problem Notes: <br /> (2) Malfunction of system under test <br /> (3) Weather problem <br /> (4)Other <br /> TGS/3-92 <br /> C-23 <br />