Groundwater Watch Latest News...



Nassau County, New York
Click site symbol to open information pop-up. Click Station ID in pop-up for information and data.
Map loading slowly? Try a different browser. Web browser performance varies significantly.
Explanation of symbols on the state map.

Map generated 9/17/2021 6:59:29 AM
Groundwater Watch
Help Page
     

Network wells depicted on the Nassau County, NY location map
Note: Color shading in the table below indicates multiple wells that plot as a single point on the state location map above.
Note: BLS = Water Level in Feet Below Land Surface, RVD = Water Level referenced to a vertical datum
Map
Index
Site ID Site NameMost Recent
Measurement
DateWell
Depth
Local Aquifer
1 403503073402401 N 11109. 1   3.48 BLS 8/26/2021     810.   Magothy Aquifer
2 403505073401301 N 11002. 1   6.41 BLS 8/26/2021    1255.   Lloyd Aquifer
3 403511073450901 N 10620. 1  -3.12 BLS 8/26/2021    1160.   Lloyd Aquifer
4 403517073430610 N 6701. 2   1.34 BLS 8/26/2021     837.   Raritan Confining Unit
5 403517073430702 N 6702. 1  12.29 BLS 8/26/2021     677.   Magothy Aquifer
6 403517073430705 N 6705. 1   7.31 BLS 8/26/2021     157.   Jameco Aquifer
7 403521073365902 N 8354. 2   5.33 BLS 4/15/2021    1275.   Lloyd Aquifer
8 403533073353201 N 6849. 1   0.03 BLS 8/26/2021    1040.   Raritan Confining Unit
9 403533073353202 N 6850. 2   1.77 BLS 8/26/2021     913.   Magothy Aquifer
10 403732073443402 N 11573. 1   1.24 BLS 4/29/2021     800.   Lloyd Aquifer
11 403732073443403 N 11634. 1   9.77 BLS 4/29/2021     560.   Magothy Aquifer
12 403748073422603 N 1115. 3  11.70 BLS 6/10/2021      20.   Glacial Aquifer, Upper
13 403842073420201 N 3707. 3   5.84 BLS 4/29/2021      17.   Glacial Aquifer, Upper
14 403856073392603 N 7161. 2   0.74 BLS 4/26/2021     666.   Magothy Aquifer
15 403911073432001 N 4213. 1   1.51 BLS 8/26/2021     134.   Jameco Aquifer
16 403911073432701 N 3867. 2   3.72 BLS 8/26/2021     517.   Magothy Aquifer
17 403922073353501 N 67. 1  11.69 BLS 6/28/2021    1052.   Lloyd Aquifer
18 403929073382908 N 53. 1  14.05 BLS 8/30/2021      50.   Glacial Aquifer, Upper
19 403959073434301 N 10001. 1   5.82 BLS 4/22/2021      34.   Glacial Aquifer, Upper
20 404012073314101 N 11576. 1   1.71 BLS 8/26/2021     955.   Lloyd Aquifer
21 404012073314102 N 11579. 1   1.27 BLS 8/26/2021     695.   Magothy Aquifer
22 404019073384601 N 13372. 1  18.28 BLS 8/30/2021    33.6    Glacial Aquifer, Upper
23 404030073293703 N 180. 2  13.72 BLS 9/15/2021     723.   Magothy Aquifer
24 404031073382701 N 11166. 1  21.25 BLS 7/19/2021     645.   Magothy Aquifer
25 404037073335303 N 1184. 3  12.00 BLS 4/26/2021      31.   Glacial Aquifer, Upper
26 404040073420102 N 1110. 2  13.23 BLS 8/30/2021    45.0    Glacial Aquifer, Upper
27 404043073413108 N 7. 1  13.85 BLS 8/30/2021     911.   Lloyd Aquifer
28 404048073412602 N 9. 1   3.78 BLS 8/30/2021     138.   Magothy Aquifer
29 404050073384001 N 13373. 1  22.82 BLS 4/23/2021    44.8    Glacial Aquifer, Upper
30 404103073373306 N 9694. 1  40.03 BLS 4/28/2021     199.   Glacial Aquifer, Upper
31 404111073353303 N 9668. 1  18.71 BLS 4/26/2021      50.   Glacial Aquifer, Upper
32 404119073380201 N 13374. 1  22.31 BLS 8/30/2021  45      Glacial Aquifer, Upper
33 404124073394901 N 1129. 3  21.83 BLS 8/30/2021    55.0    Glacial Aquifer, Upper
34 404135073254101 N 12249. 1   8.98 BLS 8/25/2021    29.8    Glacial Aquifer, Upper
35 404202073401801 N 11168. 1  15.50 BLS 4/23/2021     525.   Magothy Aquifer
36 404210073340801 N 1615. 4  41.03 RVD 7/19/2021  33      Glacial Aquifer, Upper
37 404232073432501 N 9979. 1  34.06 BLS 3/29/2021      95.   Glacial Aquifer, Upper
38 404237073433701 N 7493. 1  38.31 BLS 7/15/2021     353.   Magothy Aquifer
39 404253073395601 N 9945. 1  29.80 BLS 8/30/2021      67.   Glacial Aquifer, Upper
40 404303073295501 N 12250. 1  22.81 BLS 8/30/2021      49.   Glacial Aquifer, Upper
41 404310073260201 N 12239. 1  12.86 BLS 4/26/2021    45.6    Glacial Aquifer, Upper
42 404317073291105 N 1259. 5  29.32 BLS 8/30/2021      41.   Glacial Aquifer, Upper
43 404323073414401 N 11580. 1  34.96 BLS 4/22/2021     455.   Magothy Aquifer
44 404324073414401 N 11577. 1  18.35 BLS 8/30/2021     725.   Magothy Aquifer
45 404326073341801 N 11570. 1  68.99 BLS 7/19/2021     875.   Lloyd Aquifer
46 404327073341701 N 11396. 1  29.27 BLS 7/19/2021     585.   Magothy Aquifer
47 404338073371502 N 10035. 1  23.39 BLS 8/30/2021      56.   Glacial Aquifer, Upper
48 404345073411901 N 7650. 1  50.05 BLS 9/30/2020     445.   Magothy Aquifer
49 404347073260702 N 9662. 1  16.27 BLS 4/26/2021      57.   Glacial Aquifer, Upper
50 404404073420201 N 9983. 1  57.57 BLS 4/22/2021      99.   Magothy Aquifer
51 404434073282001 N 1233. 4  27.55 BLS 8/25/2021  45      Glacial Aquifer, Upper
52 404453073323902 N 1197. 4  44.74 BLS 4/22/2021      69.   Glacial Aquifer, Upper
53 404454073393001 N 1614. 5  39.27 BLS 8/30/2021    75.0    Glacial Aquifer, Upper
54 404511073402501 N 11659. 1  51.06 BLS 8/25/2021     421.   Magothy Aquifer
55 404527073353301 N 845. 1  40.58 BLS 4/22/2021     204.   Magothy Aquifer
56 404532073420901 N 1802. 2 135.89 BLS 9/20/2020     703.   Lloyd Aquifer
57 404535073370002 N 8269. 2  44.21 BLS 7/19/2021      86.   Magothy Aquifer
58 404553073351201 N 1616. 3  46.35 BLS 8/25/2021    74.2    Glacial Aquifer, Upper
59 404606073434101 N 8970. 1 122.64 BLS 4/22/2021     193.   Glacial Aquifer, Upper
60 404607073430801 N 12450. 1 215.39 BLS 8/30/2021     685.   Lloyd Aquifer
61 404607073430802 N 12455. 1 178.90 BLS 4/22/2021     200.  
62 404609073421602 N 1102. 2 141.48 BLS 8/30/2021     166.   Glacial Aquifer, Upper
63 404614073330504 N 1195. 5  66.72 BLS 8/30/2021     116.   Magothy Aquifer
64 404619073270601 N 3355. 2 152.62 BLS 8/24/2021    1093.   Lloyd Aquifer
65 404622073330701 N 11457. 1 130.36 BLS 8/30/2021     865.   Lloyd Aquifer
66 404636073270902 N 11455. 1 161.00 BLS 4/19/2021     986.   Lloyd Aquifer
67 404659073332601 N 1194. 2  84.77 BLS 4/19/2021     100.   Glacial Aquifer, Upper
68 404705073394902 N 7554. 2 164.26 BLS 8/24/2021     464.   Magothy Aquifer
69 404707073385003 N 9711. 1  85.71 BLS 8/30/2021     146.   Glacial Aquifer, Upper
70 404707073433301 N 12469. 1  85.76 BLS 4/28/2021     200.   Magothy Aquifer
71 404707073433302 N 12470. 1  70.51 BLS 10/26/2020      70.   Magothy Aquifer
72 404708073433301 N 12154. 1  97.16 BLS 12/23/2020     520.   Lloyd Aquifer
73 404708073450301 N 11730. 1  -0.43 BLS 11/5/2020     344.   Lloyd Aquifer
74 404713073445401 N 9892. 1  20.78 BLS 11/3/2020  45      Glacial Aquifer, Upper
75 404715073395501 N 12523. 1 180.05 BLS 8/24/2021     788.   Lloyd Aquifer
76 404726073415501 N 9897. 1  65.62 BLS 4/28/2021  90      Glacial Aquifer, Upper
77 404730073423101 N 8877. 1   0.54 BLS 4/26/2021      76.   Glacial Aquifer, Upper
78 404735073424101 N 9308. 2   1.59 BLS 4/13/2021     410.   Lloyd Aquifer
79 404740073285701 N 9089. 1  91.22 BLS 8/25/2021     178.   Magothy Aquifer
80 404741073381401 N 11574. 1 210.63 BLS 8/24/2021     785.   Lloyd Aquifer
81 404741073381402 N 11732. 1 166.41 BLS 8/24/2021     448.   Magothy Aquifer
82 404742073410301 N 8309. 1 103.19 BLS 8/24/2021     199.   Magothy Aquifer
83 404744073420801 N 9898. 1  93.83 BLS 5/3/2021     Glacial Aquifer, Upper
84 404746073432501 N 12082. 1  93.08 BLS 10/26/2020     495.   Lloyd Aquifer
85 404748073385705 N 9313. 1   9.23 BLS 4/27/2021      59.   Glacial Aquifer, Upper
86 404753073440303 N 4266. 2  37.35 BLS 2/24/2021     396.   Lloyd Aquifer
87 404757073440401 N 9099. 1  32.29 BLS 8/25/2021      71.   Glacial Aquifer, Upper
88 404800073371201 N 1155. 1 195.78 BLS 8/24/2021     230.   Magothy Aquifer
89 404805073401001 N 9906. 1  80.59 BLS 4/28/2021     125.   Glacial Aquifer, Upper
90 404806073411101 N 12191. 1 189.50 BLS 4/13/2021     677.   Lloyd Aquifer
91 404817073413501 N 9902. 1  55.65 BLS 4/28/2021     100.   Glacial Aquifer, Upper
92 404818073293001 N 11453. 1 157.62 BLS 4/19/2021     865.   Port Washington Aquifer
93 404818073293101 N 11454. 1 130.30 BLS 8/25/2021     595.   Magothy Aquifer
94 404821073430501 N 10192. 1  23.14 BLS 7/26/2021     352.   Lloyd Aquifer
95 404823073265901 N 10607. 1 183.73 BLS 4/19/2021     218.   Magothy Aquifer
96 404827073422301 N 9899. 1  26.16 BLS 4/26/2021     Glacial Aquifer, Upper
97 404832073333203 N 9059. 1  81.32 RVD 8/17/2021     175.   Magothy Aquifer
98 404832073392103 N 9607. 2  17.13 BLS 11/4/2020     191.   Glacial Aquifer, Upper
99 404834073403701 N 12507. 1  14.55 RVD 8/17/2021     615.   Lloyd Aquifer
100 404835073404004 N 1120. 4  66.72 BLS 8/24/2021     100.   Glacial Aquifer, Upper
101 404850073344501 N 3475. 1 130.82 BLS 4/21/2021     487.   Magothy Aquifer
102 404853073421101 N 12134. 1   7.32 BLS 8/24/2021     380.   Lloyd Aquifer
103 404853073454301 N 12076. 1  59.65 BLS 7/26/2021     320.   Lloyd Aquifer
104 404855073404701 N 4223. 2 164.43 BLS 4/13/2021     326.   Glacial Aquifer, Upper
105 404900073442901 N 12013. 1   5.30 BLS 4/28/2021     356.   Lloyd Aquifer
106 404901073443004 N 9208. 2   0.91 BLS 4/28/2021      96.   Port Washington Aquifer
107 404910073271601 N 10608. 1 177.76 BLS 4/19/2021     282.   Magothy Aquifer
108 404921073415401 N 12793. 1  64.64 BLS 8/24/2021   430.0    Lloyd Aquifer
109 404925073405401 N 12321. 1 136.13 BLS 7/28/2021     577.  
110 404925073405402 N 12451. 1  31.03 BLS 7/28/2021     120.   Glacial Aquifer, Upper
111 404931073382101 N 110. 1  -1.51 RVD 8/17/2021     519.   Lloyd Aquifer
112 404943073392601 N 12522. 1  18.13 BLS 4/27/2021     230.  
113 404943073414701 N 12508. 1  58.76 BLS 8/25/2021     400.   Lloyd Aquifer
114 404943073415201 N 2635. 1  11.97 BLS 4/26/2021     165.   Gardiners Clay
115 404944073392601 N 12506. 1  18.07 BLS 4/27/2021     506.   Lloyd Aquifer
116 404944073393603 N 9608. 2  -0.30 BLS 4/27/2021     161.   Glacial Aquifer, Upper
117 404944073406001 N 12320. 1 121.50 BLS 5/25/2021     535.   Lloyd Aquifer
118 404947073450201 N 8052. 1   4.13 BLS 4/26/2021      94.   Glacial Aquifer, Upper
119 404947073450301 N 8046. 1   3.32 BLS 4/26/2021     189.   Port Washington Aquifer
120 405000073293301 N 1228. 3 164.24 BLS 8/24/2021     176.   Glacial Aquifer, Upper
121 405001073343205 N 6294. 2  24.03 BLS 8/24/2021      37.   Glacial Aquifer, Upper
122 405001073372301 N 10245. 1  47.61 BLS 4/19/2021     104.   Glacial Aquifer, Upper
123 405004073353401 N 11798. 1 119.54 BLS 8/24/2021     645.   Lloyd Aquifer
124 405010073414901 N 35. 1  10.43 BLS 8/24/2021     387.   North Shore Aquifer
125 405010073415009 N 12232. 1  13.00 BLS 8/24/2021     384.   Lloyd Aquifer
126 405010073415010 N 12263. 1  10.36 BLS 4/26/2021     290.  
127 405010073415011 N 12264. 1   6.91 BLS 8/24/2021      20.   Glacial Aquifer, Upper
128 405012073293501 N 11823. 1 150.63 BLS 8/24/2021     535.   Magothy Aquifer
129 405016073395409 N 9609. 2  11.32 BLS 4/27/2021     148.   Glacial Aquifer, Upper
130 405027073272602 N 1243. 5   8.02 BLS 8/25/2021      28.   Magothy Aquifer
131 405030073282101 N 12075. 1 160.22 BLS 4/19/2021     855.   Lloyd Aquifer
132 405036073412401 N 12209. 1  40.12 BLS 4/28/2021     370.  
133 405036073412402 N 12241. 1  20.69 BLS 8/24/2021     122.   Glacial Aquifer, Upper
134 405036073412403 N 12240. 1  22.34 BLS 8/24/2021      65.   Glacial Aquifer, Upper
135 405048073404302 N 1118. 2  67.78 BLS 4/28/2021      82.   Glacial Aquifer, Upper
136 405048073431401 N 12190. 1  47.59 BLS 8/24/2021     245.   Lloyd Aquifer
137 405055073430701 N 8891. 1  49.62 BLS 8/24/2021      72.   Glacial Aquifer, Upper
138 405057073325102 N 10606. 1  63.88 BLS 4/19/2021      86.   Glacial Aquifer, Upper
139 405101073343401 N 2528. 2  24.27 BLS 8/24/2021     328.   Magothy Aquifer
140 405104073375201 N 1152. 1 103.53 BLS 4/19/2021     130.   Glacial Aquifer, Upper
141 405121073432101 N 12318. 1   2.69 BLS 8/24/2021     195.   North Shore Aquifer
142 405122073360601 N 11279. 1 118.02 BLS 8/24/2021     500.   Lloyd Aquifer
143 405123073404402 N 12319. 1  50.38 BLS 4/27/2021     395.   Lloyd Aquifer
144 405125073420702 N 6282. 2 -29.77 RVD 8/17/2021     396.   North Shore Aquifer
145 405125073420705 N 6342. 1  76.90 BLS 8/24/2021     185.   Glacial Aquifer, Upper
146 405126073275603 N 9152. 1  16.41 BLS 4/19/2021      58.   Glacial Aquifer, Upper
147 405131073405802 N 9116. 1   6.11 BLS 11/4/2020      31.   Glacial Aquifer, Upper
148 405214073353901 N 6668. 2  34.45 BLS 8/24/2021  50      Glacial Aquifer, Upper
149 405238073374801 N 5250. 1  68.08 BLS 10/21/2020      89.   Glacial Aquifer, Upper
150 405245073374801 N 5250. 2  68.71 BLS 4/19/2021     101.   Glacial Aquifer, Upper
151 405307073354601 N 12665. 1  69.37 BLS 4/28/2021     390.  
152 405307073354602 N 12646. 1  70.27 BLS 4/28/2021     540.   Lloyd Aquifer
153 405312073300102 N 12743. 1 147.94 BLS 4/27/2021     194.  
154 405312073300103 N 12733. 1 135.14 BLS 4/27/2021     708.   Lloyd Aquifer
155 405428073350303 N 9478. 2   5.58 BLS 8/24/2021  30      Glacial Aquifer, Upper
156 405432073345001 N 7152. 1  -3.82 RVD 8/17/2021     370.   Lloyd Aquifer


   


*References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.

*References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: https://groundwaterwatch.usgs.gov/countymap.asp
Last update: Thursday, March 4, 2021 at 14:30
Page Contact Information: Contact the GroundWater Watch Support Team