Clean Water Act discharge permit · NPDES PAC220212

THERMO FISHER SCIENTIFIC LDP, Mifflin, Township Of, PA: NPDES PAC220212 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
1Inspections on file
0Formal enforcement actions

THERMO FISHER SCIENTIFIC LDP, held by Thermo Fisher Scientific Inc, holds NPDES permit PAC220212. EPA’s file records it issued March 9, 2020 and expiring December 7, 2024.

THERMO FISHER SCIENTIFIC LDP, Mifflin, Township Of, Pennsylvania: Coverage under a general permit PAC220212, held by Thermo Fisher Scientific Inc; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued March 9, 2020, term to December 7, 2024, by Dauphin County Conservation District; Industrial Building Construction.

March 3, 2026: Reconnaissance without Sampling (S).
July 20, 2021: WW Storm Water Construction - Failure to Implement SWPPP/SWMP (ST6).
July 20, 2021: WW Storm Water Construction - Failure to properly operate and maintain BMPs (ST6).
July 20, 2021: WW Storm Water Construction - Failure to Maintain Records (ST6).
July 20, 2021: WW Storm Water Construction - Narrative effluent violation (ST6).

Pennsylvania holds 4,048 Construction stormwater coverages of this permit type in EPA’s file; 423 were issued before PAC220212.

Coverages issued nearest PAC220212

February 27, 2020: BRISTOL CANTON DEVELOPMENT, Canton, Township Of, PAC080047, held by Bristol Excavating, Inc.
February 28, 2020: HEYBURN ROAD SUBDIVISION, Chadds Ford, PAC230129, held by Andrea Halko-Roberts
March 2, 2020: CONESTOGA VALLEY HS IMPROVE AND NEW MIDDLE SCHOOL, East Lampeter, Township Of, PAC360363, held by Conestoga Valley School District
March 5, 2020: SOUTHERN VILLAGE RENEWAL, Lancaster, Township Of, PAC360403, held by Hogan Herr & Wolf II
March 9, 2020: VILLAGE OF CRANBERRY WOODS, Cranberry, Township Of, PAC100189, held by VC Woods Associates, LC
March 9, 2020: JEFFERSON STREET PARK RENOVATION PROJECT, Simpson, PAC350080, held by Township of Fell
March 11, 2020: KEVINGTON PLAN OF LOTS, South Fayette, Township Of, PAC020524, held by Mearl Kamyk
March 11, 2020: RIDDLE HOSPITAL CAMPUS MASTER PLAN PAVILION & RENOVATION, Media, PAC230143, held by Riddle Memorial Hospital c/o Main Line Health
March 16, 2020: MAN-ER MANOR PHASE 2, Conyngham, Township Of, PAC190045, held by Emmanuel & Sandra Giorgini
March 17, 2020: BENTLEYVILLE SELF STORAGE LAND DEVELOPMENT, Bentleyville, PAC630183, held by Bentleyville Self Storage

THERMO FISHER SCIENTIFIC LDP among its neighbors

EPA’s permit file holds 11 discharge permits in the Little Wiconisco Creek subwatershed (HUC 020503010903), PAC220212 among them. Its county holds 316, 1 of them major permits; PAC220212 is a minor permit.

Other permits in the Little Wiconisco Creek subwatershed (HUC 020503010903)

CAMPBELL CROPS, Berrysburg: PAC220157, minor permit, permit term to June 6, 2019
CHRISTIAN RIEHL, Mifflin, Township Of: PAC220464, minor permit, permit term to December 7, 2029
CRI INDUSTRIAL PARK, Mifflin, Township Of: PAC220423, minor permit, permit term to December 7, 2024
KAUFFMAN, Lykens, Township Of: PAC220456, minor permit, permit term to December 7, 2024
LANTZ, Upper Paxton, Township Of: PAC220508, minor permit, permit term to December 7, 2029
MOORE EGG PRODUCTION FACILITY, Mifflin, Township Of: PAC220026, minor permit, permit term to December 7, 2024
MOUNTAIN RIDGE METALS MILLERSBURG, Millersburg: PAG033772, minor permit, discharging to Wiconisco Creek, permit term to March 23, 2028
RIEHL, Mifflin, Township Of: PAC220507, minor permit, permit term to December 7, 2029
SMILING HEARTS, Upper Paxton, Township Of: PAC220535, minor permit, permit term to December 7, 2029
STOLTZFUS, Mifflin, Township Of: PAC220495, minor permit, permit term to December 7, 2029

Identity

Facility as filed	THERMO FISHER SCIENTIFIC LDP
Permittee as filed	Thermo Fisher Scientific Inc
NPDES ID	PAC220212
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	March 9, 2020
Expiration date	December 7, 2024
Issuing agency	Dauphin County Conservation District
Address	Mifflin, Township Of, PA 17061
Receiving water impaired	303(D) Listed
Subwatershed	Little Wiconisco Creek (HUC 020503010903)
NAICS	236210 – Industrial Building Construction

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAC220212.

Inspections, violations and enforcement

4Single-event violations

Date	What EPA recorded	Agency
July 20, 2021	WW Storm Water Construction - Failure to Implement SWPPP/SWMP	ST6
July 20, 2021	WW Storm Water Construction - Failure to properly operate and maintain BMPs	ST6
July 20, 2021	WW Storm Water Construction - Failure to Maintain Records	ST6
July 20, 2021	WW Storm Water Construction - Narrative effluent violation	ST6

Inspections

Date	What EPA recorded	Agency
March 3, 2026	Reconnaissance without Sampling	S

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 PAC220212.

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, PAC220212.

Start the watch

How we handle your data → Privacy

Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit PAC220212, held by Thermo Fisher Scientific Inc for the facility THERMO FISHER SCIENTIFIC LDP in Mifflin, Township Of, PA, under a construction stormwater program with a status of administratively continued. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued March 9, 2020 and expiring December 7, 2024.