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Clean Water Act discharge permit · NPDES MER05B446

PRATT & WHITNEY, North Berwick, ME: NPDES MER05B446 discharge permit, effluent exceedances, inspections, penalties

PRATT & WHITNEY, held by UNITED TECHNOLOGIES CORPORATION, holds NPDES permit MER05B446, which discharges to Great Works River. EPA’s file records it issued June 6, 2011 and expiring April 25, 2016.

PRATT & WHITNEY, North Berwick, Maine: Coverage under a general permit MER05B446, held by UNITED TECHNOLOGIES CORPORATION; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued June 6, 2011, term to April 25, 2016; discharges to Great Works River.

Maine holds 348 Industrial stormwater coverages of this permit type in EPA’s file; 40 were issued before MER05B446.

Coverages issued nearest MER05B446

PRATT & WHITNEY among its neighbors

EPA’s permit file holds 7 discharge permits in the Great Works River-Leighs Mill Pond subwatershed (HUC 010600030402), MER05B446 among them. Its county holds 88, 11 of them major permits; MER05B446 is a minor permit.

Other permits in the Great Works River-Leighs Mill Pond subwatershed (HUC 010600030402)

What the register holds for PRATT & WHITNEY: its NPDES ID, its permit type and status, its dates, its address in North Berwick, Maine, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MER05B446.

Identity

Facility as filedPRATT & WHITNEY
Permittee as filedUNITED TECHNOLOGIES CORPORATION
NPDES IDMER05B446
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedJune 6, 2011
Expiration dateApril 25, 2016
AddressNorth Berwick, ME 03906
Receiving waterGreat Works River
SubwatershedGreat Works River-Leighs Mill Pond (HUC 010600030402)
SIC3724 – Aircraft Engines And Engine Parts
Other EPA IDs (FRS)RCRA handler MED000791681; ICIS-AIR source ME0000002303100002

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES MER05B446.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES MER05B446.

Inspections

EPA’s inspection file holds no inspection for NPDES MER05B446.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES MER05B446.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MER05B446.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

Violations are on file for 2.9% of the 34 storm water industrial permits in York County. PRATT & WHITNEY in North Berwick sits in the Great Works River-Leighs Mill Pond subwatershed, which holds 7 NPDES permits.