Wisconsin Department of Natural Resources Drinking Water System Routine Monitoring Requirements Period: 01/01/2026 to 12/31/2026 Subject to change -- based on information provided to DNR as of 11/01/2026 Attachment 1 11/01/2026 10:30:09 AM

If any of the following information has changed, please contact your DNR representative with any corrections:
STEVENSON, SOPHIA FITCHBURG, WI 53711
Phone: (608) 576-4934 Email: SOPHIA.STEVENSON@WISCONSIN.GOV

System Name: BEAVER DAM WATER UTILITY PWS ID#: 11400598 Population: 16,200

Sampler: WATER UTILITY SUPERVISOR JOE LEHNER Owner: CITY ADMINISTRATOR LARRY BIERKE

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
COMPLETEJANUARYDistributionColiform Bacteria151
COMPLETEJANUARYDistributionFluoride - Operator/Lab Split11
COMPLETEJANUARY - MARCH1 RawColiform Bacteria11
COMPLETEJANUARY - MARCH2 RawColiform Bacteria11
COMPLETEJANUARY - MARCH3 RawColiform Bacteria11
COMPLETEJANUARY - MARCH4 RawColiform Bacteria11
COMPLETEJANUARY - MARCHEP 200Synthetic Organics11
COMPLETEJANUARY - SEPTEMBEREP 200Inorganics127
COMPLETEJANUARY - SEPTEMBEREP 200Radioactivity - Grab14
COMPLETEJANUARY - SEPTEMBEREP 200Synthetic Organics12
JANUARY - SEPTEMBEREP 200Volatile Organics141
COMPLETEFEBRUARYDistributionColiform Bacteria151
COMPLETEFEBRUARYDistributionFluoride - Operator/Lab Split11
COMPLETEMARCHDistributionColiform Bacteria151
COMPLETEMARCHDistributionFluoride - Operator/Lab Split11
COMPLETEAPRILDistributionColiform Bacteria151
COMPLETEAPRILDistributionFluoride - Operator/Lab Split11
COMPLETEAPRIL - JUNE1 RawColiform Bacteria11
COMPLETEAPRIL - JUNE2 RawColiform Bacteria11
COMPLETEAPRIL - JUNE3 RawColiform Bacteria11
COMPLETEAPRIL - JUNE4 RawColiform Bacteria11
COMPLETEAPRIL - JUNEEP 200Synthetic Organics11
COMPLETEMAYDistributionColiform Bacteria151
COMPLETEMAYDistributionFluoride - Operator/Lab Split11
COMPLETEMAYEP 200Per/Poly-Fluoroalkyls (PFAS)16
COMPLETEJUNEDistributionColiform Bacteria151
COMPLETEJUNEDistributionFluoride - Operator/Lab Split11
COMPLETEJUNE - SEPTEMBERDistributionLead and copper302
COMPLETEJULYDistributionColiform Bacteria151
COMPLETEJULYDistributionFluoride - Operator/Lab Split11
COMPLETEJULY - SEPTEMBER1 RawColiform Bacteria11
COMPLETEJULY - SEPTEMBER2 RawColiform Bacteria11
COMPLETEJULY - SEPTEMBER4 RawColiform Bacteria11
COMPLETEJULY - SEPTEMBEREP 200Synthetic Organics11
COMPLETEAUGUSTDistributionColiform Bacteria151
COMPLETEAUGUSTDistributionFluoride - Operator/Lab Split11
COMPLETEAUGUSTEP 200Per/Poly-Fluoroalkyls (PFAS)16
COMPLETESEPTEMBERDistributionColiform Bacteria151
COMPLETESEPTEMBERDistributionFluoride - Operator/Lab Split11
COMPLETEOCTOBERDistributionColiform Bacteria151
COMPLETEOCTOBERDistributionFluoride - Operator/Lab Split11
OCTOBER - DECEMBER1 RawAmmonia11
OCTOBER - DECEMBER2 RawAmmonia11
OCTOBER - DECEMBER3 RawAmmonia11
OCTOBER - DECEMBER4 RawAmmonia11
COMPLETEOCTOBER - DECEMBER1 RawColiform Bacteria11
OCTOBER - DECEMBER2 RawColiform Bacteria11
COMPLETEOCTOBER - DECEMBER3 RawColiform Bacteria11
OCTOBER - DECEMBER4 RawColiform Bacteria11
COMPLETEOCTOBER - DECEMBERDistributionDisinfection Byproducts (TTHM, HAA5)211
COMPLETEOCTOBER - DECEMBEREP 200Synthetic Organics11
NOVEMBERDistributionColiform Bacteria151
NOVEMBERDistributionFluoride - Operator/Lab Split11
NOVEMBEREP 200Per/Poly-Fluoroalkyls (PFAS)16
DECEMBERDistributionColiform Bacteria151
DECEMBERDistributionFluoride - Operator/Lab Split11
Waivers:
Asbestos (Inorganic Report Form)1Waiver issued - No sampling required during calendar year 2026
Asbestos (Inorganic Report Form)2Waiver issued - No sampling required during calendar year 2026
Asbestos (Inorganic Report Form)3Waiver issued - No sampling required during calendar year 2026
Asbestos (Inorganic Report Form)4Waiver issued - No sampling required during calendar year 2026
Benzo(A)Pyrene (Synthetic Form)1Waiver issued - No sampling required during calendar year 2026
Benzo(A)Pyrene (Synthetic Form)2Waiver issued - No sampling required during calendar year 2026
Benzo(A)Pyrene (Synthetic Form)3Waiver issued - No sampling required during calendar year 2026
Benzo(A)Pyrene (Synthetic Form)4Waiver issued - No sampling required during calendar year 2026
Cyanide (Inorganic Report Form)1Waiver issued - No sampling required during calendar year 2026
Cyanide (Inorganic Report Form)2Waiver issued - No sampling required during calendar year 2026
Cyanide (Inorganic Report Form)3Waiver issued - No sampling required during calendar year 2026
Cyanide (Inorganic Report Form)4Waiver issued - No sampling required during calendar year 2026
Dioxin (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2026
Dioxin (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2026
Dioxin (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2026
Dioxin (Synthetic Report Form)4Waiver issued - No sampling required during calendar year 2026
EDB/DBCP (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2026
EDB/DBCP (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2026
EDB/DBCP (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2026
EDB/DBCP (Synthetic Report Form)4Waiver issued - No sampling required during calendar year 2026
Pesticides (Synthetic Report Form)1Waiver issued - No sampling required during calendar year 2026
Pesticides (Synthetic Report Form)2Waiver issued - No sampling required during calendar year 2026
Pesticides (Synthetic Report Form)3Waiver issued - No sampling required during calendar year 2026
Pesticides (Synthetic Report Form)4Waiver issued - No sampling required during calendar year 2026
Synthetic Organics - Pop < 100003Waiver issued - No sampling required during calendar year 2026
Volatile Organic Sample1Waiver issued - No sampling required during calendar year 2026
Volatile Organic Sample2Waiver issued - No sampling required during calendar year 2026
Volatile Organic Sample3Waiver issued - No sampling required during calendar year 2026
Volatile Organic Sample4Waiver issued - No sampling required during calendar year 2026