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MassDOT Highway Impaired Waters Program

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Year 1 impaired waters quarterly assessments

Water Quality Impaired Waters Assessment and Mitigation Plan Quarter 1 (9/8/10), Open PDF file, 8.07 MB (English, PDF 8.07 MB)
Water Quality Impaired Waters Assessment and Mitigation Plan Quarter 2 (12/8/10), Open PDF file, 6.57 MB (English, PDF 6.57 MB)
Water Quality Impaired Waters Assessment and Mitigation Plan Quarter 3 (3/8/11), Open PDF file, 3.33 MB (English, PDF 3.33 MB)
Water Quality Impaired Waters Assessment and Mitigation Plan Quarter 4 (6/9/11), Open PDF file, 9.67 MB (English, PDF 9.67 MB)

Year 2 impaired waters assessments

Year 2 Impaired Waters Assessment #1 (June 8 - December 7, 2011), Open PDF file, 17.32 MB (English, PDF 17.32 MB)
Year 2 Impaired Waters Assessment #2, Open PDF file, 156.18 KB (English, PDF 156.18 KB)
Year 2 Impaired Waters Assessment #2: Attachment 1 - Impaired Waters Assessments, Open PDF file, 18.72 MB (English, PDF 18.72 MB)
Year 2 Impaired Waters Assessment #2: Attachment 2 - Less than 9% Impervious Cover Assessments, Open PDF file, 2.28 MB (English, PDF 2.28 MB)
Year 2 Impaired Waters Assessment #2: Attachment 3 - Unrelated Impairments Assessments, Open PDF file, 855.86 KB (English, PDF 855.86 KB)
Year 2 Impaired Waters Assessment #2: Attachment 4 - No Discharges from MassDOT Outfalls Assessments, Open PDF file, 20.9 MB (English, PDF 20.9 MB)
Year 2 Impaired Waters Assessment #2: Attachment 5 - Impaired Waters Assessments: Progress Reports, Open PDF file, 13.23 MB (English, PDF 13.23 MB)
Year 2 Impaired Waters Assessment #2: Attachment 6 - MassDOT TMDL Method, Open PDF file, 1.52 MB (English, PDF 1.52 MB)
Year 2 Impaired Waters Assessment #2: Attachment 7 - Long Term Continuous Simulation Method, Open PDF file, 515.99 KB (English, PDF 515.99 KB)

Year 3 impaired waters assessments

Year 3 Impaired Waters Assessment #1 (June 8 - December 7, 2012), Open PDF file, 22.46 MB (English, PDF 22.46 MB)
Year 3 Impaired Waters Assessment #2 (December, 2012 - June, 2013), Open PDF file, 851.27 KB (English, PDF 851.27 KB)
Year 3 Impaired Waters Assessment #2: Attachment 1 - Final Reports, Open PDF file, 7.1 MB (English, PDF 7.1 MB)
Year 3 Impaired Waters Assessment #2: Attachment 2 - Progress Reports, Open PDF file, 41.56 MB (English, PDF 41.56 MB)
Year 3 Impaired Waters Assessment #2: Attachment 3 - Progress to Final Reports, Open PDF file, 147.83 KB (English, PDF 147.83 KB)
Year 3 Impaired Waters Assessment #2: Attachment 4 - No Discharges from MassDOT Outfalls Assessments, Open PDF file, 7.99 MB (English, PDF 7.99 MB)
Year 3 Impaired Waters Assessment #2: Attachment 5 - Less than 9% Impervious Cover Assessments, Open PDF file, 314.93 KB (English, PDF 314.93 KB)
Year 3 Impaired Waters Assessment #2: Attachment 6 - Unrelated Impairments Assessments, Open PDF file, 50.87 KB (English, PDF 50.87 KB)

Year 4 impaired waters assessments

Year 4 Impaired Waters Assessment #1, Open PDF file, 448.43 KB (English, PDF 448.43 KB)
Year 4 Impaired Waters Assessment #1: Attachment 1 - Final Reports, Open PDF file, 26.12 MB (English, PDF 26.12 MB)
Year 4 Impaired Waters Assessment #1: Attachment 2: Progress Reports, Open PDF file, 13.55 MB (English, PDF 13.55 MB)
Year 4 Impaired Waters Assessment #1: Attachment 3: Progress to Final Reports, Open PDF file, 1.67 MB (English, PDF 1.67 MB)
Year 4 Impaired Waters Assessment #1: Attachment 4: No Discharges from MassDOT Outfalls, Open PDF file, 5.17 MB (English, PDF 5.17 MB)
Year 4 Impaired Waters Assessment #1: Attachment 5: Pathogen Only Final Assessments, Open PDF file, 9.24 MB (English, PDF 9.24 MB)
Year 4 Impaired Waters Assessment #2, Open PDF file, 359.2 KB (English, PDF 359.2 KB)
Year 4 Impaired Waters Assessment #2: Attachment 1 - Final Reports (IC/TMDL), Open PDF file, 15.19 MB (English, PDF 15.19 MB)
Year 4 Impaired Waters Assessment #2: Attachment 2 - Other, Open PDF file, 11.5 MB (English, PDF 11.5 MB)
Year 4 Impaired Waters Assessment #2: Attachment 3 - No Discharges from MassDOT Outfalls Assessments, Open PDF file, 9.27 MB (English, PDF 9.27 MB)
Year 4 Impaired Waters Assessment #2: Attachment 4 - Pathogen Only, Open PDF file, 22.64 MB (English, PDF 22.64 MB)
Year 4 Impaired Waters Assessment #2: Attachment 5 - Nitrogen TMDL Method, Open PDF file, 941.62 KB (English, PDF 941.62 KB)
Year 4 Impaired Waters Assessment #2: Attachment 6 - Groundwater and Nitrogen TMDL Assessments, Open PDF file, 18.24 MB (English, PDF 18.24 MB)

Year 5 impaired waters assessments

Year 5 Impaired Waters Assessment #1, Open PDF file, 445.85 KB (English, PDF 445.85 KB)
Year 5 Impaired Waters Assessment #1: Attachment 1 - Final Reports (IC/TMDL), Open PDF file, 38.9 MB (English, PDF 38.9 MB)
Year 5 Impaired Waters Assessment #1: Attachment 2 - Less Than 9% IC, Open PDF file, 7.33 MB (English, PDF 7.33 MB)
Year 5 Impaired Waters Assessment #1: Attachment 3 - No Discharges from MassDOT Outfalls Assessments, Open PDF file, 11.97 MB (English, PDF 11.97 MB)
Year 5 Impaired Waters Assessment #1: Attachment 4 - BMP 7R Pathogen Methodology, Open PDF file, 71.78 KB (English, PDF 71.78 KB)
Year 5 Impaired Waters Assessment #1: Attachment 5 - BMP 7U Pathogen Methodology, Open PDF file, 77.19 KB (English, PDF 77.19 KB)
Year 5 Impaired Waters Assessment #1: Attachment 6 - Pathogen Only, Open PDF file, 24.08 MB (English, PDF 24.08 MB)
Year 5 Impaired Waters Assessment #1: Attachment 7 - Nitrogen Non-TMDL Groundwater Method, Open PDF file, 806.64 KB (English, PDF 806.64 KB)
Year 5 Impaired Waters Assessment #1: Attachment 8 - Nitrogen TMDL Assessments and Nitrogen Non-TMDL Groundwater Assessments, Open PDF file, 26.2 MB (English, PDF 26.2 MB)
Year 5 Impaired Waters Assessment #1: Attachment 9 - Previously Submitted Assessments, Open PDF file, 20.82 MB (English, PDF 20.82 MB)
Year 5 Impaired Waters Assessment #2, Open PDF file, 542.51 KB (English, PDF 542.51 KB)
Year 5 Impaired Waters Assessment #2: Attachment 1 - Final Reports (IC-TMDL), Open PDF file, 16.44 MB (English, PDF 16.44 MB)
Year 5 Impaired Waters Assessment #2: Attachment 2 - Less Than 9% IC Assessments, Open PDF file, 4.84 MB (English, PDF 4.84 MB)
Year 5 Impaired Waters Assessment #2: Attachment 3 - Other Assessments, Open PDF file, 62.05 KB (English, PDF 62.05 KB)
Year 5 Impaired Waters Assessment #2: Attachment 4 - No Discharges from MassDOT Outfalls Assessments, Open PDF file, 26.41 MB (English, PDF 26.41 MB)
Year 5 Impaired Waters Assessment #2: Attachment 5 - Pathogen Only Assessments, Open PDF file, 25.01 MB (English, PDF 25.01 MB)
Year 5 Impaired Waters Assessment #2: Attachment 6 - Nitrogen Non-TMDL Groundwater Assessments, Open PDF file, 11.38 MB (English, PDF 11.38 MB)
Year 5 Impaired Waters Assessment #2: Attachment 7 - Phosphorous Groundwater Assessments, Open PDF file, 1.17 MB (English, PDF 1.17 MB)
Year 5 Impaired Waters Assessment #2: Attachment 8 - Resubmitted Assessments, Open PDF file, 3.63 MB (English, PDF 3.63 MB)
Year 5 Impaired Waters Assessment #2: Attachment 9 - Table 1 from the Nitrogen Non-TMDL Groundwater Methodology, Open PDF file, 1.02 MB (English, PDF 1.02 MB)
Year 5 Impaired Waters Assessment #2: Attachment 10 - Updated Nitrogen TMDL Methodologies, Open PDF file, 1.09 MB (English, PDF 1.09 MB)
Year 5 Impaired Waters Assessment #2: Attachment 11 - June 2014 Updated Nitrogen Loads, Open PDF file, 197.24 KB (English, PDF 197.24 KB)

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