⟁ Connecticut Well Data field records · 2026 survey

Connecticut Wells by ZIP Code

Median depth, static water level, and yield for every Connecticut ZIP code with enough recorded wells to be meaningful — 60 ZIP codes, 4,810 logged wells, built directly from the official DCP + USGS record.

ZIPCityCountyWellsMedian depth
06071 Somers Capitol Planning Region 224 162 ft
06422 Durham Lower Connecticut River Valley Planning Region 194 190 ft
06035 Granby Capitol Planning Region 141 120 ft
06424 East Hampton Lower Connecticut River Valley Planning Region 134 300 ft
06798 Woodbury Naugatuck Valley Planning Region 121 38 ft
06001 Avon Capitol Planning Region 120 133 ft
06351 Griswold Southeastern Connecticut Planning Region 118 280 ft
06371 Old Lyme Lower Connecticut River Valley Planning Region 108 320 ft
06234 Brooklyn Northeastern Connecticut Planning Region 108 280 ft
06032 Farmington Capitol Planning Region 108 97 ft
06277 Thompson Northeastern Connecticut Planning Region 102 290 ft
06092 West Simsbury Capitol Planning Region 101 90 ft
06374 Plainfield Northeastern Connecticut Planning Region 93 200 ft
06089 Weatogue Capitol Planning Region 93 171 ft
06033 Glastonbury Capitol Planning Region 90 383 ft
06437 Guilford South Central Connecticut Planning Region 86 308 ft
06359 North Stonington Southeastern Connecticut Planning Region 86 320 ft
06072 Somersville Capitol Planning Region 86 150 ft
06331 Canterbury Northeastern Connecticut Planning Region 84 300 ft
06029 Ellington Capitol Planning Region 83 142 ft
06415 Colchester Southeastern Connecticut Planning Region 82 260 ft
06081 Tariffville Capitol Planning Region 80 140 ft
06281 Woodstock Northeastern Connecticut Planning Region 79 300 ft
06776 New Milford Western Connecticut Planning Region 78 250 ft
06423 East Haddam Lower Connecticut River Valley Planning Region 76 385 ft
06419 Killingworth Lower Connecticut River Valley Planning Region 72 315 ft
06492 Wallingford South Central Connecticut Planning Region 72 131 ft
06062 Plainville Capitol Planning Region 72 137 ft
06016 Broad Brook Capitol Planning Region 72 132 ft
06066 Vernon Rockville Capitol Planning Region 70 160 ft
06082 Enfield Capitol Planning Region 70 168 ft
06487 South Britain Naugatuck Valley Planning Region 69 165 ft
06013 Burlington Northwest Hills Planning Region 69 140 ft
06489 Southington Capitol Planning Region 68 112 ft
06447 Marlborough Capitol Planning Region 67 300 ft
06416 Cromwell Lower Connecticut River Valley Planning Region 66 168 ft
06410 Cheshire Naugatuck Valley Planning Region 65 174 ft
06249 Lebanon Southeastern Connecticut Planning Region 65 300 ft
06084 Tolland Capitol Planning Region 64 278 ft
06070 Simsbury Capitol Planning Region 64 126 ft
06897 Wilton Western Connecticut Planning Region 62 73 ft
06473 North Haven South Central Connecticut Planning Region 62 115 ft
06443 Madison South Central Connecticut Planning Region 60 273 ft
06413 Clinton Lower Connecticut River Valley Planning Region 60 201 ft
06238 Coventry Capitol Planning Region 58 400 ft
06480 Portland Lower Connecticut River Valley Planning Region 58 248 ft
06877 Ridgefield Western Connecticut Planning Region 57 255 ft
06339 Ledyard Southeastern Connecticut Planning Region 57 300 ft
06365 Preston Southeastern Connecticut Planning Region 56 240 ft
06002 Bloomfield Capitol Planning Region 56 153 ft
06059 North Canton Capitol Planning Region 56 161 ft
06488 Southbury Naugatuck Valley Planning Region 55 64 ft
06239 Killingly Northeastern Connecticut Planning Region 54 300 ft
06455 Middlefield Lower Connecticut River Valley Planning Region 54 146 ft
06883 Weston Western Connecticut Planning Region 52 203 ft
06812 New Fairfield Western Connecticut Planning Region 52 265 ft
06716 Wolcott Naugatuck Valley Planning Region 51 210 ft
06801 Bethel Western Connecticut Planning Region 50 115 ft
06438 Haddam Lower Connecticut River Valley Planning Region 50 133 ft
06482 Sandy Hook Western Connecticut Planning Region 50 55 ft