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 04/14/2026 Attachment 1 04/14/2026 05:54:58 PM

If any of the following information has changed, please contact your DNR representative with any corrections:
DOUGLAS, JAMIE APPLETON, WI 54914
Phone: (920) 362-6629 Email: JAMIE.DOUGLAS@WISCONSIN.GOV

System Name: DARBOY SANITARY DIST 1 PWS ID#: 44501171 Population: 13,024

Sampler: UTILITIES SUPT/GM PATRICK E HENNESSEY Owner: DARBOY SANITARY DIST #1 - CLERK

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:
Asbestos (Inorganic Report Form)1Waiver issued - No sampling required during calendar year 2027
Asbestos (Inorganic Report Form)2Waiver issued - No sampling required during calendar year 2027
Asbestos (Inorganic Report Form)3Waiver issued - No sampling required during calendar year 2027
Asbestos (Inorganic Report Form)81Waiver issued - No sampling required during calendar year 2027
Benzo(A)Pyrene (Synthetic Form)1Waiver issued - No sampling required during calendar year 2027
Benzo(A)Pyrene (Synthetic Form)2Waiver issued - No sampling required during calendar year 2027
Benzo(A)Pyrene (Synthetic Form)3Waiver issued - No sampling required during calendar year 2027
Benzo(A)Pyrene (Synthetic Form)81Waiver issued - No sampling required during calendar year 2027
Cyanide (Inorganic Report Form)1Waiver issued - No sampling required during calendar year 2027
Cyanide (Inorganic Report Form)2Waiver issued - No sampling required during calendar year 2027
Cyanide (Inorganic Report Form)3Waiver issued - No sampling required during calendar year 2027
Cyanide (Inorganic Report Form)81Waiver issued - No sampling required during calendar year 2027
Dioxin (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2027
Dioxin (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2027
Dioxin (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2027
Dioxin (Synthetic Report Form)81Waiver issued - No sampling required during calendar year 2027
EDB/DBCP (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2027
EDB/DBCP (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2027
EDB/DBCP (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2027
EDB/DBCP (Synthetic Report Form)81Waiver issued - No sampling required during calendar year 2027
Industrial Chemicals (Synthetic Form)1Waiver issued - No sampling required during calendar year 2027
Industrial Chemicals (Synthetic Form)2Waiver issued - No sampling required during calendar year 2027
Industrial Chemicals (Synthetic Form)3Waiver issued - No sampling required during calendar year 2027
Industrial Chemicals (Synthetic Form)81Waiver issued - No sampling required during calendar year 2027
Pesticides (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2027
Pesticides (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2027
Pesticides (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2027
Pesticides (Synthetic Report Form)81Waiver issued - No sampling required during calendar year 2027
Volatile Organic Sample1Waiver issued - No sampling required during calendar year 2027
Volatile Organic Sample2Waiver issued - No sampling required during calendar year 2027
Volatile Organic Sample3Waiver issued - No sampling required during calendar year 2027
Volatile Organic Sample81Waiver issued - No sampling required during calendar year 2027