Section NR 507.20 - Water supply well monitoringThe department may require the owner or operator to sample water supply wells as part of a detection groundwater monitoring program or to determine the extent of groundwater contamination.
(1) WATER SUPPLY WELL SAMPLES. (a) Water supply well samples shall be collected and handled in accordance with the procedures specified in ch. NR 809.(b) Water supply well samples shall be analyzed by methods equivalent to, or at least as stringent as, methods specified in ch. NR 809. If VOCs are required for analysis, results for all VOCs listed in ch. NR 507 Appendix III shall be reported to the department.(c) Water supply well samples may not be filtered.(2) NOTIFICATION OF REFUSAL TO GRANT ACCESS. If a property owner refuses access to a water supply well, the owner or operator shall notify the department in accordance with s. NR 507.26(2) (b).(3) PRIVATE WATER SUPPLY WELL DOCUMENTATION. The owner or operator of a solid waste disposal facility which is required by the department to sample private wells shall do each of the following during the first round of sampling after July 1, 1996: (a) Attach a label supplied by the department to each private well.(b) Submit to the department along with the sampling results all the information on the groundwater monitoring inventory form 3300-067 for each well.Wis. Admin. Code Department of Natural Resources NR 507.20
Cr. Register, June, 1996, No. 486, eff. 7-1-96; CR 05-020: am. (1) (a), (b) and (3) (b) Register January 2006 No. 601, eff. 2-1-06; correction in (1) (b) made under s. 13.92(4) (b) 7, Stats., Register April 2013 No. 688.The form is available at http://dnr.wi.gov/topic/Groundwater/forms.html.It may also be obtained from the department of natural resources, bureau of waste management, 101 South Webster Street, P.O. Box 7921, Madison, WI 53707-7921, (608) 266-2111, waste.management@dnr.state.wi.us.