Code of Massachusetts Regulations › 360 CMR - MASSACHUSETTS WATER RESOURCE AUTHORITY › Title 360 CMR 10.00 - Sewer Use › GROUP AND GENERAL PERMITS › Section 10.062 - General Permit for Low Flow and Low Pollutant Dischargers

Current through Register 1525, July 5, 2024
The General Permit for Low Flow and Low Pollutant Dischargers
							authorizes Persons with facilities in the Authority Sewerage District with low
							industrial flows and no or low levels of regulated pollutants in their Industrial
							Wastewater to Discharge Industrial Wastewater from those facilities to the
							Authority sewer system, subject to the requirements of the General Permit, 360
							CMR 10.062, and 360 CMR 10.000. A Person with a facility covered by the General
							Permit is responsible for the discharge from the facility and for compliance with
							the requirements of the General Permit and 360 CMR 10.000.
(1)
Permit
						Eligibility
.
(a) A Person is
						eligible for and must be covered by the General Permit for a facility that meets
						one of the following criteria:
1. It discharges
						less than an average of 25,000 gallons per day of wastewater to the sewer
						(excluding sanitary, noncontact cooling, and boiler blowdown wastewater) and its
						processes would result in a sewer discharge before pretreatment and dilution not
						containing a substance regulated by
						360 CMR
						10.022 through
						10.024;
2. It discharges less than an average of 300
						gallons per day of Wastewater to the Sewer (excluding sanitary, noncontact
						cooling, boiler blowdown, and incoming water treatment reject stream Wastewater)
						and does not require an active pretreatment system to meet the requirements of
						360 CMR 10.021
						through
						10.025 except
						it may adjust the pH of its discharge with a chemical addition to meet Authority
						pH discharge requirements if it:
a. has an
						automatic alarm and chart recorder or electronic memory on its pH adjustment
						system; or
b. discharges in batches,
						treats each batch if necessary to meet pH discharge requirements, and tests each
						batch to confirm that it meets pH requirements); and
c. it does not otherwise have a reasonable
						potential to violate
						360 CMR 10.021
						through
						10.025;
3. It is a Photo Processing or
						Printing operation that is not required or eligible to be covered by the Group
						Permit for Photo Processing and Printing Operations (
						360 CMR
						10.061 ) or the Combined Permit (
						360
						CMR 10.064 ) because:
a. its fixer, bleach-fix, stabilizers, and
						functionally similar solutions containing silver bearing wastes are hauled for
						disposal outside the Authority Sewerage District; and
b. it discharges only rinse water, developer,
						activator, water from occasional incidental cleaning of pre-wiped equipment with
						water and detergent, and less than 55 gallons per month of spent fountain
						solution from its Photo Processing and Printing operations; or
4. It is a Photo Processing or
						Printing operation whose discharge or discharges from that operation meets the
						requirements of 360 CMR 10.062(1)(a)3. and it has discharges from other
						operations that all meet the requirements of 360 CMR 10.062(1)(a) 1. or
						2.