Wisconsin Department of Natural Resources Drinking Water System Preliminary Routine Monitoring Requirements Period: 01/01/2027 to 12/31/2027 Subject to change -- based on information provided to DNR as of 06/04/2026 Attachment 1 06/04/2026 01:13:38 PM

If any of the following information has changed, please contact your DNR representative with any corrections:
TEN PAS, DIANE ANTIGO, WI 54409
Phone: (715) 401-2834 Email: DIANE.TENPAS@WISCONSIN.GOV

System Name: SILVER BIRCH RANCH OFFICE & LK COTTAGE PWS ID#: 73405728 Population: 400

Sampler: LANGLADE COUNTY HEALTH DEPARTMENT Owner: SILVER BIRCH RANCH ATTN DAN BETZ

The following is a table of the routine monitoring required for this water system (additional monitoring may be required based on results of this monitoring). Each row represents a DNR monitoring requirement. Failure to complete a requirement may result in a monitoring violation. Please make sure that you are using the correct lab sheet for each sample, based on the correct time period, sample location and sample group.

Completed? Monitoring Period Sample Source Sample Group # of samples # of contams
Waivers: