Understanding Water Wells In Wilmington MA

Home Inspector with Northeast Water Wells Inc NH Lic# 59,60 and MA 762



Are you thinking of installing a water well in Wilmington MA? This article is geared towards understanding Wilmington MA Board of Health Regulations. Understanding your town regulations can be instrumental in compiling total project costs when it comes to drilling a water well in Wilmington, MA.

Permit Info:  Well construction permit fee: $50.00

Well Location: 2 A plan showing, as a minimum, the lot, the proposed well, proposed water line, and the building to be served and any subsurface sewage disposal systems within 200 feet, must be submitted to the Board of Health with the required fee. The proposed well must be located on the lot which it serves, and must  meet these minimum distance requirements:

       Distance from: Feet:

       Leaching Facility 100

       Designated Leaching Reserve Area 100

       Septic Tank 50

       Property Line 10

 A well from which the water is not intended for human or animal consumption or for the irrigation of foods or food ingredients may be less than 100 feet from a leaching facility but not less than 25 feet.

Water Quality testing: Potable water supply must be tested for Volatile Organic Compounds (VOC’s) in accordance with EPA Method 524.2 and for total Coliform bacteria, and must meet the minimum standard of 0 Total Coliform bacteria per 100 ml. Such well must also be tested for Arsenic and must meet the current standard (0.01 mg/L). Testing must be done by a laboratory which is certified by the Department of Environment Protection or the Environmental Protection Agency and the report of the testing must be provided to the Board of Health before the well is used as a potable water supply.

Water Quantity testing: 4 hour pump test, proving well is sufficient

Real Estate Transfer Requirements: in the case of a transfer of property, the report of the testing must be provided to the Board of Health and to the buyer of the property before the transfer of the property. All test results of well water submitted to the Board of Health shall remain part of the permanent record of that building

 Wells on average in the Town of Wilmington MA range from 300-400 in depth however it’s not uncommon for wells to run shallower or deeper hence why it’s called the average. The casing depth averages at 40 feet however deeper pockets of rock are possible


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