USGS -- Water Resources of the United States

Explanation of symbols on the state map.

Network wells depicted on the Middlesex County, MA 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 Name	Most Recent Measurement	Date	Well Depth	Local Aquifer
1	421852071220501	MA-WKW 2 WAYLAND, MA	15.88 BLS	11/23/2009	33.0	Outwash Deposits
2	422627071154002	MA-LTW 104 LEXINGTON, MA	1.76 BLS	11/23/2009	20.7	Outwash Deposits
3	422637071202701	MA-CTW 165 CONCORD, MA	39.77 BLS	11/23/2009	66.7	Outwash Deposits
4	422650071214402	MA-CTW 167 CONCORD, MA	7.18 BLS	11/23/2009	24.8	Outwash Deposits
5	422812071244401	MA-ACW 158 ACTON, MA	18.37 BLS	11/22/2009	33.8
6	422819071065701	MA-XOW 14 WINCHESTER, MA	8.72 BLS	11/23/2009	17.0	Till
7	423115071032001	MA-WAW 38 WAKEFIELD, MA	5.91 BLS	11/23/2009	25.5
8	423257071243702	MA-WWW 160 WESTFORD, MA	10.78 BLS	11/23/2009	25.5	Stratified Deposits,undifferentiated
9	423325071300301	MA-LWW 171 LITTLETON, MA	7.38 BLS	6/3/2009	19	Stratified Deposits,undifferentiated
10	423327071364101	MA-AYW 43	5 BLS	6/22/2009	93.	Stratified Deposits,undifferentiated
11	423401071093801	MA-XMW 78 WILMINGTON, MA	8.05 BLS	11/22/2009	12.0
12	423548071074901	MA-N3W 234	6.55 BLS	9/16/2009	59	Stratified Deposits,undifferentiated
13	424055071435301	MA-TRW 13 TOWNSEND, MA	12.53 BLS	10/27/2009	32.9	Outwash Deposits