Clean Water Act discharge permit · NPDES FLR20JK81

USMC SUPPORT FACILITY - BLOUNT ISLAND, Jacksonville, FL: NPDES FLR20JK81 discharge permit, effluent exceedances, inspections, penalties

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

USMC SUPPORT FACILITY - BLOUNT ISLAND, held by USMC Support Facility - Blount Island, holds NPDES permit FLR20JK81. EPA’s file records it issued July 13, 2026 and expiring July 12, 2031.

USMC SUPPORT FACILITY - BLOUNT ISLAND, Jacksonville, Florida: Coverage under a general permit FLR20JK81, held by USMC Support Facility - Blount Island; Construction stormwater; Effective; issued July 13, 2026, term to July 12, 2031, by Florida Department of Environmental Protection.

Florida holds 15,654 Construction stormwater coverages of this permit type in EPA’s file; 14,952 were issued before FLR20JK81.

Coverages issued nearest FLR20JK81

July 13, 2026: CANOPY UNIT 4, 5, E BASIN, Tallahassee, FLR20JK76, held by SANDCO
July 13, 2026: LAKE TULANE MASTER LIFT STATION RELOCATION, Avon Park, FLR20JK77, held by Harris-McBurney Company
July 13, 2026: CONSERVANCY OF SOUTHWEST FLORIDA, INC., Naples, FLR20JK78, held by Stevens Construction Inc.
July 13, 2026: PALMETTO RIDGE MASS GRADE PHASE TWO, Land O Lakes, FLR20JK79, held by Ripa Associates LLC
July 13, 2026: OLD KINGS VILLAGE PHASE I II, Flagler Beach, FLR20JK80, held by JW Site Development, Inc
July 16, 2026: THE COMMONS AT PARKLAND PH1, Milton, FLR10YP48, held by Heaton Brothers Construction Company, Inc.
July 16, 2026: FL TECH L3 HARRIS COMMONS PARKING ADDITION PROJECT, Melbourne, FLR10YP49, held by CDM Trucking, Inc.
July 16, 2026: HILL DEMOLITION, Vero Beach, FLR10YP50, held by Croom Construction Company
July 16, 2026: CITRUS COUNTY FIRE STATION, Crystal River, FLR10YP51, held by CITRUS COUNTY
July 16, 2026: CUTLER BAY LEGACY PARK, Cutler Bay, FLR10YP52, held by The Redland Company Inc

USMC SUPPORT FACILITY - BLOUNT ISLAND among its neighbors

EPA’s permit file holds 38 discharge permits in the Clapboard Creek subwatershed (HUC 030801031603), FLR20JK81 among them. Its county holds 1,042, 17 of them major permits; FLR20JK81 is a minor permit.

Other permits in the Clapboard Creek subwatershed (HUC 030801031603)

4300 CEDAR POINT RD, Jacksonville: FLR10XZ15, minor permit, permit term to September 27, 2030
ARLINGTON EAST WATER RECLAMAT, Jacksonville: FLR05B505, minor permit, discharging to UNNAMED DRAINAGE DITCH, permit term to November 10, 2021
ARLINGTON EAST WRF PHASE II, Jacksonville: FLR20IK96, minor permit, permit term to July 25, 2030
BEACON HILLS SUBDIVISION WWTF, Jacksonville: FLL026778, minor permit, permit term to December 31, 2025
BLOUNT ISLAND MARINE TERMINAL, Jacksonville: FLR05C066, minor permit, discharging to ST JOHNS RIVER, permit term to February 3, 2026
BRADLEY POND, Jacksonville: FLR20DO08, minor permit, permit term to March 26, 2025
CALIFORNIA - VPBD2064G, Jacksonville: CAF020046, minor permit, permit term to December 18, 2018
CITY OF JACKSONVILLE FIRE STATION 66, Jacksonville: FLR20IU42, minor permit, permit term to December 3, 2030
COLLINS AEROSPACE, Jacksonville: FLR20FQ75, minor permit, permit term to August 21, 2027
FLORIDA VPACA820G, Jacksonville: CAF020057, minor permit, permit term to December 18, 2018

What the register holds for USMC SUPPORT FACILITY - BLOUNT ISLAND: its NPDES ID, its permit type and status, its dates, its address in Jacksonville, Florida. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES FLR20JK81.

Identity

Facility as filed	USMC SUPPORT FACILITY - BLOUNT ISLAND
Permittee as filed	USMC Support Facility - Blount Island
NPDES ID	FLR20JK81
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Federal facility
Program	Construction stormwater
Issued	July 13, 2026
Expiration date	July 12, 2031
Issuing agency	Florida Department of Environmental Protection
Address	Jacksonville, FL 32226
Receiving water impaired	303(D) Listed
Subwatershed	Clapboard Creek (HUC 030801031603)
Other EPA IDs (FRS)	RCRA handler FL7170023710; ICIS-AIR source FL0000001203100099

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 FLR20JK81.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES FLR20JK81.

Inspections

EPA’s inspection file holds no inspection for NPDES FLR20JK81.

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 FLR20JK81.

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, FLR20JK81.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

The USMC Support Facility - Blount Island storm water construction permit is one of 405 such permits on EPA's NPDES register in Duval County, and 99.3% of those 405 were issued earlier than this one. Among the 38 NPDES permits in the Clapboard Creek subwatershed, this permit is counted alongside the rest of its local group. Its record shows no pollutants under a numeric limit and no effluent exceedances, and 0.0% of the Duval County storm water construction permits carry a violation on file.