⟁ Maryland Well Data field records · 2026 survey

Maryland Wells by ZIP Code

Median depth, static water level, and yield for every Maryland ZIP code with enough recorded wells to be meaningful — 181 ZIP codes, 19,671 logged wells, built directly from the official USGS NWIS record.

ZIPCityCountyWellsMedian depth
21722 Clear Spring Washington 368 160 ft
21550 Oakland Garrett 350 128 ft
21620 Chestertown Kent 344 96 ft
21010 Gunpowder Harford 329 20 ft
21765 Lisbon Howard 296 161 ft
21678 Worton Kent 289 85 ft
21661 Rock Hall Kent 282 80 ft
21645 Kennedyville Kent 244 70 ft
21047 Fallston Harford 226 158 ft
21794 West Friendship Howard 222 226 ft
21721 Chewsville Washington 222 190 ft
21771 Mount Airy Frederick 221 150 ft
21842 Ocean City Worcester 216 176 ft
21713 Boonsboro Washington 212 200 ft
21104 Marriottsville Howard 199 180 ft
21750 Hancock Washington 199 125 ft
21919 Earleville Cecil 194 92 ft
21733 Fairplay Washington 188 199 ft
21541 Mc Henry Garrett 182 150 ft
21788 Thurmont Frederick 182 150 ft
21853 Princess Anne Somerset 179 179 ft
21723 Cooksville Howard 178 145 ft
21767 Maugansville Washington 176 125 ft
21651 Millington Kent 175 100 ft
21650 Massey Kent 174 100 ft
21130 Perryman Harford 173 80 ft
21711 Big Pool Washington 173 144 ft
21027 Chase Baltimore 172 25 ft
21536 Grantsville Garrett 171 120 ft
21224 Baltimore Baltimore City 169 197 ft
21561 Swanton Garrett 168 133 ft
21783 Smithsburg Frederick 168 140 ft
21851 Pocomoke City Worcester 164 124 ft
20759 Fulton Howard 156 200 ft
21782 Sharpsburg Washington 156 105 ft
21078 Havre De Grace Harford 155 85 ft
21705 Frederick Frederick 146 140 ft
20837 Poolesville Montgomery 144 148 ft
21028 Churchville Harford 144 91 ft
21797 Woodbine Howard 142 140 ft
20601 Waldorf Charles 140 24 ft
21403 Annapolis Anne Arundel 139 83 ft
21911 Rising Sun Cecil 139 80 ft
21084 Jarrettsville Harford 137 147 ft
21702 Frederick Frederick 134 115 ft
21922 Elkton Cecil 133 92 ft
21709 Frederick Frederick 130 160 ft
21817 Crisfield Somerset 128 191 ft
21714 Braddock Heights Frederick 128 160 ft
21915 Chesapeake City Cecil 128 126 ft
21036 Dayton Howard 127 245 ft
20777 Highland Howard 122 220 ft
21795 Williamsport Washington 118 145 ft
21610 Betterton Kent 117 95 ft
21625 Cordova Talbot 116 35 ft
21738 Glenwood Howard 116 160 ft
21113 Odenton Anne Arundel 115 168 ft
21041 Ellicott City Howard 115 200 ft
21018 Benson Harford 115 107 ft
21727 Emmitsburg Frederick 115 125 ft
21613 Cambridge Dorchester 112 413 ft
21720 Cavetown Washington 112 185 ft
21061 Glen Burnie Anne Arundel 111 119 ft
21901 North East Cecil 111 93 ft
21012 Arnold Anne Arundel 110 130 ft
21841 Newark Worcester 109 70 ft
21779 Rohrersville Washington 108 175 ft
21231 Baltimore Baltimore City 107 100 ft
21769 Middletown Frederick 107 200 ft
21286 Towson Baltimore 106 8 ft
21920 Elk Mills Cecil 104 68 ft
21773 Myersville Frederick 103 175 ft
21520 Accident Garrett 103 130 ft
21601 Easton Talbot 102 184 ft
21811 Berlin Worcester 101 97 ft
21122 Pasadena Anne Arundel 100 90 ft
21930 Georgetown Kent 100 104 ft
21869 Vienna Dorchester 98 35 ft
21734 Funkstown Washington 98 241 ft
21667 Still Pond Kent 97 96 ft
21146 Severna Park Anne Arundel 95 108 ft
21044 Columbia Howard 90 165 ft
21619 Chester Queen Anne's 88 240 ft
21075 Elkridge Howard 88 200 ft
21756 Keedysville Washington 88 224 ft
21409 Annapolis Anne Arundel 87 108 ft
21742 Hagerstown Washington 87 165 ft
21904 Port Deposit Cecil 86 82 ft
21120 Parkton Baltimore 86 200 ft
21863 Snow Hill Worcester 85 100 ft
20688 Solomons Calvert 85 310 ft
21635 Galena Kent 85 110 ft
21015 Bel Air Harford 85 123 ft
21053 Freeland Baltimore 85 175 ft
21114 Crofton Anne Arundel 84 176 ft
21085 Joppa Harford 82 142 ft
21144 Severn Anne Arundel 81 105 ft
21914 Charlestown Cecil 80 92 ft
20678 Prince Frederick Calvert 77 340 ft
21029 Clarksville Howard 77 200 ft
21679 Wye Mills Talbot 76 40 ft
21666 Stevensville Queen Anne's 76 208 ft
21043 Ellicott City Howard 76 125 ft
21157 Westminster Carroll 76 278 ft
21916 Childs Cecil 75 75 ft
21918 Conowingo Cecil 75 64 ft
21158 Westminster Carroll 74 173 ft
21766 Little Orleans Washington 74 125 ft
21829 Girdletree Worcester 73 112 ft
21076 Hanover Anne Arundel 73 158 ft
21401 Annapolis Anne Arundel 72 121 ft
21042 Ellicott City Howard 72 126 ft
21804 Salisbury Wicomico 71 78 ft
20615 Broomes Island Calvert 71 240 ft
21758 Knoxville Washington 71 125 ft
21780 Sabillasville Frederick 71 127 ft
21719 Cascade Washington 71 200 ft
21871 Westover Somerset 70 140 ft
20776 Harwood Anne Arundel 70 263 ft
20612 Benedict St. Mary's 69 365 ft
21715 Brownsville Washington 69 150 ft
21917 Colora Cecil 69 60 ft
20650 Leonardtown St. Mary's 68 320 ft
21802 Salisbury Wicomico 68 77 ft
21108 Millersville Anne Arundel 68 118 ft
20685 Saint Leonard Calvert 67 365 ft
20602 Waldorf Charles 67 324 ft
21037 Edgewater Anne Arundel 67 90 ft
21522 Bittinger Garrett 67 103 ft
20616 Bryans Road Charles 66 365 ft
21032 Crownsville Anne Arundel 66 125 ft
21060 Glen Burnie Anne Arundel 66 120 ft
20677 Port Tobacco Charles 65 139 ft
21001 Aberdeen Harford 65 72 ft
21813 Bishopville Worcester 64 127 ft
21792 Unionville Frederick 64 121 ft
21155 Upperco Baltimore 64 155 ft
21821 Deal Island Somerset 63 140 ft
20632 Faulkner Charles 63 300 ft
21643 Hurlock Dorchester 63 80 ft
20639 Huntingtown Calvert 63 330 ft
21140 Riva Anne Arundel 63 74 ft
21054 Gambrills Anne Arundel 63 115 ft
20872 Damascus Montgomery 63 125 ft
21017 Belcamp Harford 63 104 ft
21787 Taneytown Carroll 63 170 ft
20711 Lothian Anne Arundel 62 133 ft
21629 Denton Caroline 62 46 ft
21857 Rehobeth Somerset 61 87 ft
21838 Marion Station Somerset 61 118 ft
20657 Lusby Calvert 61 352 ft
21677 Woolford Dorchester 61 504 ft
20640 Indian Head Charles 61 388 ft
21776 New Windsor Carroll 61 150 ft
20658 Marbury Charles 60 298 ft
20839 Beallsville Montgomery 60 118 ft
21531 Friendsville Garrett 60 122 ft
21106 Mayo Anne Arundel 59 80 ft
21050 Forest Hill Harford 59 125 ft
20755 Fort George G Meade Anne Arundel 58 187 ft
20664 Newburg Charles 57 285 ft
21014 Bel Air Harford 57 75 ft
21105 Maryland Line Baltimore 57 172 ft
21090 Linthicum Heights Anne Arundel 56 101 ft
21864 Stockton Worcester 55 66 ft
21046 Columbia Howard 55 185 ft
20670 Patuxent River St. Mary's 54 497 ft
21074 Hampstead Carroll 54 150 ft
21660 Ridgely Caroline 53 70 ft
21737 Glenelg Howard 53 165 ft
21673 Trappe Talbot 52 380 ft
21035 Davidsonville Anne Arundel 52 161 ft
21402 Annapolis Anne Arundel 52 101 ft
21013 Baldwin Harford 52 153 ft
21226 Curtis Bay Anne Arundel 51 190 ft
20838 Barnesville Montgomery 51 105 ft
21781 Saint James Washington 51 150 ft
20619 California St. Mary's 50 379 ft
20754 Dunkirk Calvert 50 322 ft
21077 Harmans Anne Arundel 50 77 ft
21778 Rocky Ridge Frederick 50 155 ft