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- Assessment Summary
- Causes of Impairment
- Probable Sources Contributing to Impairment
- TMDL Alternatives by Cause of Impairment
- Cumulative TMDLs by Pollutant
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Maine, Presumpscot Watershed
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Assessment Summary for Reporting Year 2010
Maine, Presumpscot Watershed
Description of this table
Click here to list Threatened and Impaired Waters Only
Click here to list Threatened and Impaired Waters Only
| NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report. | ||||||||
| Waterbody Name | Waterbody ID | Location | Map | Waterbody Type | Size | Units | Status | State TMDL Development Status |
|---|---|---|---|---|---|---|---|---|
| Abagadasset River (Richmond, Bowdoinham) | ME0103000312_420R01 | Huc: 0103000312 | Waterbody Map | River | 13.3 | Miles | Not_Assessed | |
| Barberry Cr | ME0106000105_610R09 | Huc: 0106000105 | Waterbody Map | River | 3.0 | Miles | Impaired | TMDL completed |
| Bear Bk | ME0106000106_616R04 | Huc: 0106000106 | Waterbody Map | River | .5 | Miles | Impaired | TMDL completed |
| Black Brook (Windham) | ME0106000103_607R01 | Huc: 0106000103 | Waterbody Map | River | 6.1 | Miles | Impaired | TMDL needed |
| Capisic Brook | ME0106000105_610R01 | Huc: 0106000105 | Data Unavailable | River | 3.0 | Miles | Impaired | TMDL needed |
| Casco Bay Coastal Drainages | ME0106000106_01L | Huc: 0106000106 | Data Unavailable | Freshwater Lake | 368.0 | Acres | Good | |
| Chandler River Including East Branch | ME0106000102_603R02 | Huc: 0106000102 | Waterbody Map | River | 27.2 | Miles | Impaired | TMDL needed |
| Clark Brook (Westbrook) | ME0106000105_610R02 | Huc: 0106000105 | Waterbody Map | River | 1.2 | Miles | Impaired | TMDL needed |
| Cole Brook (Gray) | ME0106000102_603R06 | Huc: 0106000102 | Waterbody Map | River | 2.5 | Miles | Impaired | TMDL needed |
| Colley Wright Brook (Windham) | ME0106000103_607R03 | Huc: 0106000103 | Waterbody Map | River | 8.2 | Miles | Impaired | TMDL needed |
| Concord Gully (Freeport) | ME0106000106_602R03 | Huc: 0106000106 | Waterbody Map | River | 2.5 | Miles | Impaired | TMDL needed |
| Crooked R And Its Tributaries | ME0106000101_605R | Huc: 0106000101 | Data Unavailable | River | 173.6 | Miles | Good | |
| Eddy Brook (New Gloucester) | ME0106000102_603R03 | Huc: 0106000102 | Data Unavailable | River | 3.7 | Miles | Good | |
| Fall Bk (Portland) | ME0106000105_610R08 | Huc: 0106000105 | Waterbody Map | River | 2.5 | Miles | Impaired | TMDL needed |
| Frost Gully Brook | ME0106000106_602R01 | Huc: 0106000106 | Waterbody Map | River | 4.0 | Miles | Impaired | TMDL needed |
| Goosefare Brook . | ME0106000106_612R01_01 | Huc: 0106000106 | Waterbody Map | River | 6.1 | Miles | Impaired | TMDL completed |
| Hatchery Brook (Gray) | ME0106000102_603R04 | Huc: 0106000102 | Data Unavailable | River | .9 | Miles | Good | |
| Hobbs Brook (Cumberland) | ME0106000103_607R06 | Huc: 0106000103 | Waterbody Map | River | 1.5 | Miles | Impaired | TMDL needed |
| Inkhorn Brook (Westbrook) | ME0106000103_607R07 | Huc: 0106000103 | Waterbody Map | River | 4.3 | Miles | Impaired | TMDL needed |
| Kimball Brook | ME0106000105_610R06 | Huc: 0106000105 | Waterbody Map | River | 1.6 | Miles | Impaired | TMDL needed |
| Long Creek (South Portland) | ME0106000105_610R03 | Huc: 0106000105 | Waterbody Map | River | 4.1 | Miles | Impaired | TMDL alternative |
| Mare Brook (Brunswick) | ME0106000106_602R02 | Huc: 0106000106 | Waterbody Map | River | 4.9 | Miles | Impaired | TMDL needed |
| Mile Brook (Casco) | ME0106000101_605R01 | Biomonitoring Stations 448 And 449 | Waterbody Map | River | 2.3 | Miles | Impaired | TMDL alternative |
| Mosher Brook (Gorham) | ME0106000103_607R08 | Huc: 0106000103 | Waterbody Map | River | 2.0 | Miles | Impaired | TMDL needed |
| Otter Brook (Windham) | ME0106000103_607R09 | Huc: 0106000103 | Data Unavailable | River | 2.2 | Miles | Impaired | TMDL needed |
| Papoose P | ME0106000101_3414L | Lake_Id: 3414 Huc: 0106000101 | Data Unavailable | Freshwater Lake | 64.0 | Acres | Good | |
| Phillips Brook (Scarborough) | ME0106000104_611R02 | Huc: 0106000104 | Data Unavailable | River | 2.8 | Miles | Impaired | TMDL needed |
| Piscataqua River (Falmouth) | ME0106000103_607R04 | Huc: 0106000103 | Waterbody Map | River | 12.5 | Miles | Good | |
| Pleasant River (Windham) | ME0106000103_607R12 | Mainstem Of Pleasant River From Thayer Brook To Confluence With Presumpscot | Waterbody Map | River | 8.8 | Miles | Impaired | TMDL needed |
| Presumpscot River | ME0106000103_608R01 | Dundee Dam To Sacarrappa Dam | Data Unavailable | River | 16.1 | Miles | Impaired | Non-pollutant impairment |
| Red Brook (Scarborough, S Portland) | ME0106000105_610R07 | Huc: 0106000105 | Waterbody Map | River | 7.2 | Miles | Impaired | TMDL needed |
| Royal R And Its Tributaries | ME0106000102_603R | Huc: 0106000102 | Data Unavailable | River | 131.9 | Miles | Good | |
| Royal River | ME0106000102_01L | Huc: 0106000102 | Data Unavailable | Freshwater Lake | 769.0 | Acres | Good | |
| Royal River | ME0106000102_603R05 | Segment Below Collyer Bk | Waterbody Map | River | 2.2 | Miles | Good | |
| Scarborough River | ME0106000104_01L | Huc: 0106000104 | Data Unavailable | Freshwater Lake | 10.0 | Acres | Good | |
| Sebago Lake And Its Tributaries | ME0106000101_606R | Huc: 0106000101 | Data Unavailable | River | 256.7 | Miles | Good | |
| Stroudwater River (South Portland, Westbrook) | ME0106000105_610R04 | Huc: 0106000105 | Waterbody Map | River | 15.7 | Miles | Impaired | TMDL needed |
| Thayer Brook | ME0106000103_607R10 | Huc: 0106000103 | Waterbody Map | River | 3.8 | Miles | Impaired | TMDL needed |
| Tributaries Of The Scarborough River And Scarborough Marsh | ME0106000104_611R | Huc: 0106000104 | Waterbody Map | River | 100.0 | Miles | Not_Assessed | |
| Trout Brook (South Portland) | ME0106000105_610R05 | Huc: 0106000105 | Waterbody Map | River | 2.9 | Miles | Impaired | TMDL completed |
Causes of Impairment for Reporting Year 2010
Maine, Presumpscot
Description of this table| NOTE: Click on the underlined "Cause of Impairment" value to see a listing of those waters with that cause of impairment. | |||||||||||||||
| Cause of Impairment | Size of Assessed Waters with Listed Causes of Impairment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rivers and Streams (Miles) |
Lakes, Reservoirs, and Ponds (Acres) |
||||||||||||||
| Habitat Assessment (Streams) | 38.5 | ||||||||||||||
| Cadmium | 6.1 | ||||||||||||||
| Chromium, Total | 6.1 | ||||||||||||||
| Polychlorinated Biphenyls (PCBs) | 7.2 | ||||||||||||||
| Other Flow Regime Alterations | 16.1 | ||||||||||||||
| Zinc | 6.1 | ||||||||||||||
| Lead | 6.1 | ||||||||||||||
| Nickel | 6.1 | ||||||||||||||
| Copper | 6.1 | ||||||||||||||
| Dissolved Oxygen | 83.5 | ||||||||||||||
| Iron | 6.1 | ||||||||||||||
| Benthic Macroinvertebrates Bioassessments | 25.9 | ||||||||||||||
| Escherichia Coli (E. Coli) | 40.1 | ||||||||||||||
Probable Sources Contributing to Impairments for Reporting Year 2010
Maine, Presumpscot Watershed
Description of this table| Probable Source | Size of Assessed Waters with Probable Sources of Impairments | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rivers and Streams (Miles) |
Lakes, Reservoirs, and Ponds (Acres) |
||||||||||||||
| Agriculture | 3.8 | ||||||||||||||
| Dam Or Impoundment | 16.1 | ||||||||||||||
| Habitat Modification - Other Than Hydromodification | 1.2 | ||||||||||||||
| Impervious Surface/Parking Lot Runoff | 9.5 | ||||||||||||||
| Inappropriate Waste Disposal | 7.2 | ||||||||||||||
| Municipal Point Source Discharges | 8.8 | ||||||||||||||
| Non-Point Source | 45.5 | ||||||||||||||
| Post-Development Erosion And Sedimentation | 41.2 | ||||||||||||||
| Unspecified Urban Stormwater | 19.6 | ||||||||||||||
TMDL Alternatives by Cause of Impairment for Reporting Year 2010
Maine, Presumpscot Watershed
Description of this table
| NOTE: Click on the underlined "Number of TMDL Alternatives by Cause of Impairment " value to see a listing of those Causes of Impairment. | ||||||||||||||
| Cause of Impairment | Number of TMDL Alternatives |
Rivers and Streams (Miles) |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Benthic Macroinvertebrates Bioassessments |  2 |
6 | ||||||||||||
| Habitat Assessment (Streams) | 1 |
4 | ||||||||||||
Total: 3 TMDL Alternatives
Cumulative TMDLs by Pollutant
Maine, Presumpscot Watershed
This chart includes TMDLs since October 1, 1995.
Description of this table
| NOTE: Click on the underlined "Number of TMDLs Completed" value to see a listing of those approved TMDLs for the pollutant. | ||
| Pollutant | Number of TMDLs Completed | Number of Causes of Impairment Addressed |
|---|---|---|
| Pollutants in Urban Stormwater |  14 |
20 |
| Escherichia Coli (E. Coli) | 10 |
10 |
| Fecal Coliform | 8 |
8 |
| Phosphorus, Total | 4 |
4 |
| Lead | 3 |
3 |
| Zinc | 3 |
3 |
| Biochemical Oxygen Demand (BOD) | 2 |
2 |
| Cadmium | 1 |
1 |
| Chromium, Total | 1 |
1 |
| Copper | 1 |
1 |
| Iron | 1 |
1 |
| NH3 | 1 |
1 |
| Nickel | 1 |
1 |
| Total Suspended Solids (TSS) | 1 |
1 |
Total: 51 TMDLs; 0 Causes of Impairment
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