EPA · discharge permits by watershed
Subbasin 02030203
- 8Current permits
- 1States
- 1Watersheds
A subbasin is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in Connecticut. Each permit is placed by the outfall EPA names as its representative discharge point.
This subbasin contains 1 watersheds, each with its own page of permits. The table below is a sample of the 8 current permits recorded here; the pollutant list above names every limit EPA attaches to a permit in this subbasin.
By state
Watersheds inside this subbasin
The same permits, cut another way
The 8 permits whose outfall sits in this subbasin, grouped by one attribute at a time: the class of permit, the Clean Water Act program it was issued under, the type of coverage, and the size of the discharger. Each figure below counts the permits in that group.
By permit class
By program
- POTW5
By permit type
By major or minor
Pollutants with a limit in subbasin 02030203 42
Every pollutant a permit in this subbasin carries a limit for, most permits first.
- pH 7
- Solids, total suspended 7
- Flow rate 6
- Chlorine, total residual 6
- Polychlorinated biphenyls [PCBs] 5
- Enterococci 5
- Arsenic, sludge tot. dry wt [as As] 5
- Beryllium, sludge, tot. dry wt [as Be] 5
- Solids, fixed, % of total solids 5
- Solids, volatile % of total solids 5
- Coliform, fecal general 5
- Zinc, sludge, total, dry weight [as Zn] 5
- Lead, sludge, total, dry weight [as Pb] 5
- Nickel, sludge, total, dry weight [as Ni] 5
- Mercury, sludge, total, dry weight [as Hg] 5
- Chromium, sludge, total, dry weight [as Cr] 5
- Copper, sludge, total, dry weight [as Cu] 5
- Cadmium, sludge, total, dry weight [as Cd] 5
- Solids, suspended percent removal 5
- NOAEL Static 48Hr Acute D. pulex 5
- NOAEL Static 48Hr Acute Pimephales promelas 5
- BOD, 5-day, 20 deg. C 4
- Phosphorus, total [as P] 4
- Arsenic, total [as As] 4
- Copper, total [as Cu] 4
- Iron, total [as Fe] 4
- Lead, total [as Pb] 4
- Zinc, total [as Zn] 4
- Coliform, fecal - % samples exceeding limit 4
- Solids, total, percent 4
- BOD, 5-day, percent removal 4
- Nitrogen, ammonia total [as N] 3
- Nitrogen, nitrite total [as N] 3
- Nitrogen, nitrate total [as N] 3
- Cadmium, total [as Cd] 3
- Chromium, total [as Cr] 3
- Nickel, total [as Ni] 3
- Silver, total [as Ag] 3
- Selenium, total [as Se] 3
- Ultraviolet light dosage 3
- Mercury, total [as Hg] 3
- Flow 3
Other subbasins
- Subbasin 02020006 666
- Subbasin 02020007 456
- Subbasin 02020008 485
- Subbasin 02030101 1,090
- Subbasin 02030102 266
- Subbasin 02030103 3,471
- Subbasin 02030104 1,555
- Subbasin 02030105 2,072
- Subbasin 02030201 144
- Subbasin 02030202 975
- Subbasin 02040101 99
- Subbasin 02040102 41
- Subbasin 02040103 65
- Subbasin 02040104 318
- Subbasin 02040105 985
- Subbasin 02040106 595
- Subbasin 02040201 785
- Subbasin 02040202 2,249
- Subbasin 02040203 1,111
- Subbasin 02040205 343
Permits discharging here
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| BRANFORD WPCF | CT0100048 | BRANFORD | CT | Publicly owned treatment works | Major | BRANFORD HARBOR |
| BRIDGEPORT HARBOR STATION UNITS 1-4 | CT0003778 | BRIDGEPORT | CT | Major | BRIDGEPORT HARBOR | |
| GROTON WPCA , CITY OF | CT0101184 | GROTON | CT | Publicly owned treatment works | Major | THAMES RIVER |
| NEW LONDON WPCF | CT0100382 | NEW LONDON | CT | Publicly owned treatment works | Major | THAMES RIVER |
| STRATFORD WPCF | CT0101036 | STRATFORD | CT | Publicly owned treatment works | Major | HOUSATONIC RIVER |
| BEACH PARK RD. | CTRSW0146 | CLINTON | CT | Minor | South Central Shoreline | |
| HILLANDALE FARMS CONN, LLC | CTCAFO003 | BOZRAH | CT | Concentrated animal feeding operations | Minor | Long Island Sound Deep |
| MYSTIC WPCF | CT0100544 | MYSTIC | CT | Publicly owned treatment works | Minor | MYSTIC RIVER |