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Home My WebLink AboutCWMP Matrix_201401231059500282TABLE 3D-2 CWMP/EIR TOWN OF NANTUCKET, MASSACHUSETTS RATING CRITERIA YES NO 7.333 CRITERIA NAME DESCRIPTION Madaket Warren's Landing Cisco Somerset Miacomet Surfside Tom Nevers Hi-Density Number Points Number Points Number Points Number Points Number Points Number Points Number Points CRITERIA POINTS Total Number of Lots 864 99 204 206 127 419 350 Actual Failure 4 Total Number of Developed Lots 435 68 143 161 101 281 255 Imminent Failure 3 Total Number of Unsewered Developed Lots 435 68 143 161 101 281 255 High Likelihood of Imminent Failure 2 Number of Resales since 3/31/95 70 19 27 30 15 44 26 Health / Water Quality Issue 1 Number of Acres per Study Area 394 49 355 151 296 685 129 Number of Net Acres for Developed Lots 232 26 143 103 197 363 63 No. of Acres of Severe Groundwater Limitation 117 10 27 7 8 49 28 Number of Acres of Severe Soil Limitation 86 26 178 96 149 112 61 Actual Failure 3/31/95 to 1999 31 124 4 16 8 32 21 84 8 32 21 84 2 8 1972 to 3/31/95 74 296 2 8 10 40 8 32 6 24 27 108 0 105 420 6 24 18 72 29 116 14 56 48 192 2 8 Adjusted Total based on Developed/Unsewered Developed Ratio 420 24 72 116 56 192 8 Imminent Failure System within Zone I Aquifer Recharge Area 9 27 0 6 18 1 3 0 11 33 0 System within 50 feet of Private Drinking Water Well 0000000 System within 100 feet of Public Drinking Water Supply 0000000 Developed Lots with Less than 10,000 sq. ft. of area per Bedro 260 780 66 198 105 315 152 456 0 0 110 330 269 807 66 198 111 333 153 459 0 0 11 33 110 330 # High Likelihood of Imminent Failure Lots with Severe Groundwater Limitation 130 260 #14 28 #11 22 #8168 363 20 40 #54 108 # Systems Built before 1978 (Title 5) 281 562 1 2 43 86 13 26 15 30 72 144 2 4 Lot Size less than or equal to 1/2 acre 246 492 62 124 34 68 100 200 2 4 52 104 97 194 Lots with Severe Soil Limitation 95 190 #36 72 #72 144 #103 206 #51 102 #46 92 #121 242 # Pumpouts Greater than 2 times per year 0000000 752 1,504 113 226 160 320 224 448 71 142 190 380 274 548 # Health / Water Quality Issue 2 Density of Systems Greater Than 2 per Acre 435 435 #68 68 #000 161 161 #000 000 255 255 # 1 System within 100 feet of Surface Water Body, Wetlands or Streams 0 0 7 7 8 8 3 3 3 3 0 System located within 100 Year Flood Plain 53 53 0 6 60000 System within Zone II Aquifer Recharge Area 0000028280 System within Harbor Watershed Line or 3,600' of Madaket Ha 435 435 34 34 00000 923 923 102 102 13 13 169 169 3 3 31 31 255 255 Total Criteria Points for Study Area 3,654 550 738 1,192 201 636 1,141 Rating Criteria Points Per Developed Lot 8.40 8.09 5.16 7.40 1.99 2.26 4.47 RECOMMENDED AS A NEED AREA YES YES NO YES NO NO NO (Conventional Title 5 System Not Feasible for Majority of Study Area) TABLE 3D-2 (Continued) CWMP/EIR TOWN OF NANTUCKET, MASSACHUSETTS RATING CRITERIA CRITERIA NAME DESCRIPTION om Nevers Lo-Density Siasconset Quidnet Wauwinet Pocomo Polpis Town Number Points Number Points Number Points Number Points Number Points Number Points Number Points CRITERIA POINTS Total Number of Lots 195 1,049 77 68 140 100 4,741 Actual Failure 4 Total Number of Developed Lots 122 664 45 50 81 59 3,943 Imminent Failure 3 Total Number of Unsewered Developed Lots 122 127 45 50 81 59 890 High Likelihood of Imminent Failure 2 Number of Resales since 3/31/95 48 27 9 3 11 10 108 Health / Water Quality Issue 1 Number of Acres per Study Area 653 1,012 68 61 457 583 1,922 Number of Net Acres for Developed Lots 374 349 45 51 297 395 1,333 No. of Acres of Severe Groundwater Limitation 31 291 22 29 162 324 419 Number of Acres of Severe Soil Limitation 286 479 19 9 163 371 1,076 Actual Failure 3/31/95 to 1999 13 52 3 12 7 28 3 12 6 24 10 40 43 172 1972 to 3/31/95 15 60 15 60 13 52 11 44 9 36 12 48 99 396 28 112 18 72 20 80 14 56 15 60 22 88 142 568 Adjusted Total based on Developed/Unsewered Developed Ratio 112 376 80 56 60 88 2,516 Imminent Failure System within Zone I Aquifer Recharge Area 0 2 6 0 28 84 0 0 0 System within 50 feet of Private Drinking Water Well 0000000 System within 100 feet of Public Drinking Water Supply 0000000 Developed Lots with Less than 10,000 sq. ft. of area per Bedroom 0 0 21 63 21 63 8 24 6 18 60 180 0 0 2 6 21 63 49 147 8 24 6 18 60 180 High Likelihood of Imminent Failure Lots with Severe Groundwater Limitation 6 12 6 191 382 #15 30 #24 48 #29 58 #33 66 #859 1,718 Systems Built before 1978 (Title 5) 42 84 461 922 30 60 42 84 41 82 40 80 2,439 4,878 Lot Size less than or equal to 1/2 acre 37 74 512 1,024 22 44 8 16 8 16 10 20 3,098 6,196 Lots with Severe Soil Limitation 53 106 #60 120 #12 24 #8168 29 58 #38 76 #498 996 Pumpouts Greater than 2 times per year 0000000 138 276 1,224 2,448 79 158 82 164 107 214 121 242 6,894 13,788 Health / Water Quality Issue 2 Density of Systems Greater Than 2 per Acre 0 0 0 127 127 #000 000 000 000 890 890 System within 100 feet of Surface Water Body, Wetlands or Str 5 5 29 29 28 28 33 33 27 27 60 60 447 447 System located within 100 Year Flood Plain 2 2 1 1 1 1 13 13 8 8 16 16 65 65 System within Zone II Aquifer Recharge Area 0 13 13 0000161161 System within Harbor Watershed Line or 3,600' of Madaket Harbor 0 0 0 50 50 81 81 59 59 1,972 1,972 7 7 170 170 29 29 96 96 116 116 135 135 3,535 3,535 Total Criteria Points for Study Area 395 3,000 330 463 414 483 20,019 Rating Criteria Points Per Developed Lot 3.24 4.52 7.33 9.26 5.11 8.19 5.08 RECOMMENDED AS A NEED AREA NO NO YES YES NO YES NO (Conventional Title 5 System Not Feasible for Majority of Study Area) TABLE 3D-2 (Continued) CWMP/EIR TOWN OF NANTUCKET, MASSACHUSETTS RATING CRITERIA CRITERIA NAME DESCRIPTION Town - WPZ Shimmo Monomoy Other Number Points Number Points Number Points Number Points Number Points Number Points Number Points CRITERIA POINTS Total Number of Lots 743 284 263 2,539 0 0 0 Actual Failure 4 Total Number of Developed Lots 524 137 184 818 0 0 0 Imminent Failure 3 Total Number of Unsewered Developed Lots 315 137 178 812 0 0 0 High Likelihood of Imminent Failure 2 Number of Resales since 3/31/95 37 21 19 114 Health / Water Quality Issue 1 Number of Acres per Study Area 744 881 276 21,863 0 0 0 Number of Net Acres for Developed Lots 313 380 218 5,422 0 0 0 No. of Acres of Severe Groundwater Limitation 7 171 44 5,263 0 0 0 Number of Acres of Severe Soil Limitation 321 230 150 7,538 0 0 0 Actual Failure 3/31/95 to 1999 23 92 9 36 17 68 60 240 0 0 0 1972 to 3/31/95 24 96 17 68 30 120 110 440 0 0 0 47 188 26 104 47 188 170 680 0 0 0 0 0 0 Adjusted Total based on Developed/Unsewered Developed Ratio 313 104 194 685 0 0 0 Imminent Failure System within Zone I Aquifer Recharge Area 0 0 0 10 30 0 0 0 System within 50 feet of Private Drinking Water Well 0000000 System within 100 feet of Public Drinking Water Supply 0000000 Developed Lots with Less than 10,000 sq. ft. of area per Bedro 137 411 33 99 37 111 0000 137 411 33 99 37 111 10 30 0 0 0 0 0 0 High Likelihood of Imminent Failure Lots with Severe Groundwater Limitation 5 10 5 27 54 #29 58 #197 394 #000 000 00 Systems Built before 1978 (Title 5) 74 148 40 80 108 216 337 674 0 0 0 Lot Size less than or equal to 1/2 acre 229 458 4 8 29 58 73 146 0 0 0 Lots with Severe Soil Limitation 136 272 #36 72 #97 194 #280 560 #000 000 00 Pumpouts Greater than 2 times per year 0000000 444 888 107 214 263 526 887 1,774 0 0 0 0 0 0 Health / Water Quality Issue 2 Density of Systems Greater Than 2 per Acre 315 315 #000 000 000 000 000 00 System within 100 feet of Surface Water Body, Wetlands or Str 9 9 43 43 0 204 204 0 0 0 System located within 100 Year Flood Plain 0 5 5 4 4 72 72 0 0 0 System within Zone II Aquifer Recharge Area 473 473 3 3 116 116 117 117 0 0 0 System within Harbor Watershed Line or 3,600' of Madaket Harbor 0 103 103 184 184 161 161 0 0 0 797 797 154 154 304 304 554 554 0 0 0 0 0 0 Total Criteria Points for Study Area 2,409 571 1,135 3,043 0 0 0 Rating Criteria Points Per Developed Lot 4.60 4.17 6.17 3.72 0.00 0.00 0.00 RECOMMENDED AS A NEED AREA NO NO NO NO NO NO NO (Conventional Title 5 System Not Feasible for Majority of Study Area)