Table X
Public Water System Population | Monitoring Compliance Dates:1 |
Public water systems that are not part of a combined distribution system and public water systems that serve the largest population in the combined distribution system | |
(1) PWS serving >= 100,000 | April 1, 2012. |
(2) PWS serving 50,000-99,999 | October 1, 2012. |
(3) PWS serving 10,000-49,999 | October 1, 2013. |
(4) PWS serving < 10,000 | October 1, 2013 if no Cryptosporidium monitoring is required under s. NR 809.331(1) (d), or October 1, 2014 if Cryptosporidium monitoring is required under s. NR 809.331(1) (d) or (f) |
Public water systems that are part of a combined distribution system | |
(5) Consecutive system or wholesale system | Water suppliers shall sample using the earliest compliance date of all the public water systems in the combined distribution system determined by the public water system with the largest population using the dates indicated in (1) to (4) of this table. |
1 The department may grant up to an additional 24 months for compliance with MCLs and operational evaluation levels if the public water system requires capital improvements to comply with an MCL.
Wis. Admin. Code Department of Natural Resources § NR 809.60