MAX ENV TECH INC — NPDES permit PA0027715: limits, due date and EPA's record

NPDES permit PA0027715 · Major NON-POTW · effective, expires 2026-12-31 · EPA's file as of 2026-09-19

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-06-30. Most often over: Benzoic acids, total (5), BOD, 5-day, 20 deg. C (4), BOD, carbonaceous [5 day, 20 C] (2).

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (192)

Outfall	Parameter	Statistic	Limit	Months
001	BOD, 5-day, 20 deg. C	MO AVG	<= 37 mg/L	all year
001	BOD, 5-day, 20 deg. C	DAILY MX	<= 140 mg/L	all year
001	pH	INST MIN	>= 6 SU	all year
001	pH	INST MAX	<= 9 SU	all year
001	Solids, total suspended	MO AVG	<= 28 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 60 mg/L	all year
001	Oil & Grease	MO AVG	<= 15 mg/L	all year
001	Oil & Grease	INST MAX	<= 30 mg/L	all year
001	Nitrogen, ammonia total [as N]	MO AVG	<= 18.9 mg/L	all year
001	Nitrogen, ammonia total [as N]	DAILY MX	<= 37.9 mg/L	all year
001	Chloride [as Cl]	DAILY MX	report only	all year
001	Sulfate, total [as SO4]	DAILY MX	report only	all year
001	Arsenic, total [as As]	MO AVG	<= 2.69 mg/L	all year
001	Arsenic, total [as As]	DAILY MX	<= 4.21 mg/L	all year
001	Barium, total [as Ba]	MO AVG	<= 4 mg/L	all year
001	Barium, total [as Ba]	DAILY MX	<= 8 mg/L	all year
001	Cadmium, total [as Cd]	MO AVG	<= .025 mg/L	all year
001	Cadmium, total [as Cd]	DAILY MX	<= .05 mg/L	all year
001	Chromium, hexavalent [as Cr]	MO AVG	<= .05 mg/L	all year
001	Chromium, hexavalent [as Cr]	DAILY MX	<= .1 mg/L	all year
001	Chromium, total [as Cr]	MO AVG	<= .5 mg/L	all year
001	Chromium, total [as Cr]	DAILY MX	<= 1 mg/L	all year
001	Copper, total [as Cu]	MO AVG	<= .1 mg/L	all year
001	Copper, total [as Cu]	DAILY MX	<= .2 mg/L	all year
001	Iron, total [as Fe]	MO AVG	<= 3.5 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 7 mg/L	all year
001	Iron, total [as Fe]	DAILY MX	<= 8.17 lb/d	all year
001	Lead, total [as Pb]	MO AVG	<= .12 mg/L	all year
001	Lead, total [as Pb]	DAILY MX	<= .24 mg/L	all year
001	Molybdenum, total [as Mo]	QRTR AVG	report only	all year
001	Molybdenum, total [as Mo]	DAILY MX	report only	all year
001	Nickel, total [as Ni]	MO AVG	<= 1 mg/L	all year
001	Nickel, total [as Ni]	DAILY MX	<= 2 mg/L	all year
001	Silver, total [as Ag]	MO AVG	<= .005 mg/L	all year
001	Silver, total [as Ag]	DAILY MX	<= .01 mg/L	all year
001	Strontium, total [as Sr]	MO AVG	report only	all year
001	Strontium, total [as Sr]	DAILY MX	report only	all year
001	Zinc, total [as Zn]	MO AVG	<= .19 mg/L	all year
001	Zinc, total [as Zn]	DAILY MX	<= .37 mg/L	all year
001	Antimony, total [as Sb]	MO AVG	report only	all year
001	Antimony, total [as Sb]	DAILY MX	report only	all year
001	Tin, total [as Sn]	QRTR AVG	report only	all year
001	Tin, total [as Sn]	DAILY MX	report only	all year
001	Aluminum, total [as Al]	MO AVG	<= 1 mg/L	all year
001	Aluminum, total [as Al]	DAILY MX	<= 2 mg/L	all year
001	Aluminum, total [as Al]	DAILY MX	<= 2.34 lb/d	all year
001	Selenium, total [as Se]	MO AVG	report only	all year
001	Selenium, total [as Se]	DAILY MX	report only	all year
001	Phenolics, total recoverable	MO AVG	<= .1 mg/L	all year
001	Phenolics, total recoverable	DAILY MX	<= .2 mg/L	all year
001	Phenol	MO AVG	<= .015 mg/L	all year
001	Phenol	DAILY MX	<= .026 mg/L	all year
001	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Chlorine, total residual	MO AVG	<= .5 mg/L	all year
001	Chlorine, total residual	DAILY MX	<= 1 mg/L	all year
001	Cyanide, free available	MO AVG	<= .1 mg/L	all year
001	Cyanide, free available	DAILY MX	<= .2 mg/L	all year
001	Solids, total dissolved	DAILY MX	report only	all year
001	Bromide [as Br]	DAILY MX	report only	all year
001	p-Cresol	MO AVG	<= .014 mg/L	all year
001	p-Cresol	DAILY MX	<= .025 mg/L	all year
001	Benzoic acids, total	MO AVG	<= .071 mg/L	all year
001	Benzoic acids, total	DAILY MX	<= .12 mg/L	all year
001	.alpha.-Terpineol	MO AVG	<= .016 mg/L	all year
001	.alpha.-Terpineol	DAILY MX	<= .033 mg/L	all year
001	Osmotic pressure, total, unf whl wtr	MO AVG	<= 1000 mOsm/kg	all year
001	Osmotic pressure, total, unf whl wtr	DAILY MX	<= 2000 mOsm/kg	all year
007	pH	INST MIN	>= 6 SU	all year
007	pH	INST MAX	<= 9 SU	all year
007	Solids, total suspended	MO AVG	<= 30 mg/L	all year
007	Solids, total suspended	INST MAX	<= 60 mg/L	all year
007	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
007	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
007	Chlorine, total residual	MO AVG	<= .5 mg/L	all year
007	Chlorine, total residual	INST MAX	<= 1 mg/L	all year
007	Coliform, fecal general	GEO MEAN	<= 200 #/100mL	May, Jun, Jul, Aug, Sep
007	Coliform, fecal general	GEO MEAN	<= 2000 #/100mL	Jan, Feb, Mar, Apr, Oct, Nov, Dec
007	Coliform, fecal general	INST MAX	<= 1000 #/100mL	May, Jun, Jul, Aug, Sep
007	Coliform, fecal general	INST MAX	<= 10000 #/100mL	Jan, Feb, Mar, Apr, Oct, Nov, Dec
007	BOD, carbonaceous [5 day, 20 C]	MO AVG	<= 25 mg/L	all year
007	BOD, carbonaceous [5 day, 20 C]	INST MAX	<= 50 mg/L	all year
008	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
008	pH	DAILY MX	report only	all year
008	Solids, total suspended	DAILY MX	report only	all year
008	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
008	Arsenic, total [as As]	DAILY MX	report only	all year
008	Cadmium, total [as Cd]	DAILY MX	report only	all year
008	Iron, total [as Fe]	DAILY MX	report only	all year
008	Lead, total [as Pb]	DAILY MX	report only	all year
008	Manganese, total [as Mn]	DAILY MX	report only	all year
008	Silver, total [as Ag]	DAILY MX	report only	all year
008	Aluminum, total [as Al]	DAILY MX	report only	all year
008	Selenium, total [as Se]	DAILY MX	report only	all year
008	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
008	Cyanide, free available	DAILY MX	report only	all year
009	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
009	pH	DAILY MX	report only	all year
009	Solids, total suspended	DAILY MX	report only	all year
009	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
009	Arsenic, total [as As]	DAILY MX	report only	all year
009	Cadmium, total [as Cd]	DAILY MX	report only	all year
009	Iron, total [as Fe]	DAILY MX	report only	all year
009	Lead, total [as Pb]	DAILY MX	report only	all year
009	Manganese, total [as Mn]	DAILY MX	report only	all year
009	Silver, total [as Ag]	DAILY MX	report only	all year
009	Aluminum, total [as Al]	DAILY MX	report only	all year
009	Selenium, total [as Se]	DAILY MX	report only	all year
009	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
009	Cyanide, free available	DAILY MX	report only	all year
101	BOD, 5-day, 20 deg. C	DAILY MX	report only	all year
101	pH	DAILY MX	report only	all year
101	Solids, total suspended	DAILY MX	report only	all year
101	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
101	Sulfide, total [as S]	DAILY MX	report only	all year
101	Fluoride, total [as F]	DAILY MX	report only	all year
101	Arsenic, total [as As]	DAILY MX	report only	all year
101	Barium, total [as Ba]	DAILY MX	report only	all year
101	Cadmium, total [as Cd]	DAILY MX	report only	all year
101	Chromium, total [as Cr]	DAILY MX	report only	all year
101	Lead, total [as Pb]	DAILY MX	report only	all year
101	Nickel, total [as Ni]	DAILY MX	report only	all year
101	Silver, total [as Ag]	DAILY MX	report only	all year
101	Strontium, total [as Sr]	DAILY MX	report only	all year
101	Antimony, total [as Sb]	DAILY MX	report only	all year
101	Selenium, total [as Se]	DAILY MX	report only	all year
101	Phenolics, total recoverable	DAILY MX	report only	all year
101	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
101	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
101	Cyanide, free available	DAILY MX	report only	all year
109	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
109	pH	DAILY MX	report only	all year
109	Solids, total suspended	DAILY MX	report only	all year
109	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
109	Arsenic, total [as As]	DAILY MX	report only	all year
109	Cadmium, total [as Cd]	DAILY MX	report only	all year
109	Iron, total [as Fe]	DAILY MX	report only	all year
109	Lead, total [as Pb]	DAILY MX	report only	all year
109	Manganese, total [as Mn]	DAILY MX	report only	all year
109	Silver, total [as Ag]	DAILY MX	report only	all year
109	Aluminum, total [as Al]	DAILY MX	report only	all year
109	Selenium, total [as Se]	DAILY MX	report only	all year
109	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
109	Cyanide, free available	DAILY MX	report only	all year
201	BOD, 5-day, 20 deg. C	DAILY MX	report only	all year
201	pH	DAILY MX	report only	all year
201	Solids, total suspended	DAILY MX	report only	all year
201	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
201	Sulfide, total [as S]	DAILY MX	report only	all year
201	Fluoride, total [as F]	DAILY MX	report only	all year
201	Arsenic, total [as As]	DAILY MX	report only	all year
201	Barium, total [as Ba]	DAILY MX	report only	all year
201	Cadmium, total [as Cd]	DAILY MX	report only	all year
201	Chromium, total [as Cr]	DAILY MX	report only	all year
201	Lead, total [as Pb]	DAILY MX	report only	all year
201	Nickel, total [as Ni]	DAILY MX	report only	all year
201	Silver, total [as Ag]	DAILY MX	report only	all year
201	Strontium, total [as Sr]	DAILY MX	report only	all year
201	Antimony, total [as Sb]	DAILY MX	report only	all year
201	Selenium, total [as Se]	DAILY MX	report only	all year
201	Phenolics, total recoverable	DAILY MX	report only	all year
201	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
201	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
201	Cyanide, free available	DAILY MX	report only	all year
209	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
209	pH	DAILY MX	report only	all year
209	Solids, total suspended	DAILY MX	report only	all year
209	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
209	Arsenic, total [as As]	DAILY MX	report only	all year
209	Cadmium, total [as Cd]	DAILY MX	report only	all year
209	Iron, total [as Fe]	DAILY MX	report only	all year
209	Lead, total [as Pb]	DAILY MX	report only	all year
209	Manganese, total [as Mn]	DAILY MX	report only	all year
209	Silver, total [as Ag]	DAILY MX	report only	all year
209	Aluminum, total [as Al]	DAILY MX	report only	all year
209	Selenium, total [as Se]	DAILY MX	report only	all year
209	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
209	Cyanide, free available	DAILY MX	report only	all year
309	Oxygen demand, chem. [high level] [COD]	DAILY MX	report only	all year
309	pH	DAILY MX	report only	all year
309	Solids, total suspended	DAILY MX	report only	all year
309	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
309	Arsenic, total [as As]	DAILY MX	report only	all year
309	Cadmium, total [as Cd]	DAILY MX	report only	all year
309	Iron, total [as Fe]	DAILY MX	report only	all year
309	Lead, total [as Pb]	DAILY MX	report only	all year
309	Manganese, total [as Mn]	DAILY MX	report only	all year
309	Silver, total [as Ag]	DAILY MX	report only	all year
309	Aluminum, total [as Al]	DAILY MX	report only	all year
309	Selenium, total [as Se]	DAILY MX	report only	all year
309	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
309	Cyanide, free available	DAILY MX	report only	all year