Environmental Protection
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Wisconsin's Phosphorus Rule
Overview Phosphorus has long been recognized as the controlling factor in plant and algae growth in Wisconsin lakes and streams. Small increases in phosphorus can fuel substantial increases in aquatic plant and algae growth, which in turn can…
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Help With Online Monitoring Report Forms
The following instructions are intended to assist individuals who complete the monitoring forms for facilities regulated under the Wisconsin Pollutant Discharge Elimination System (WPDES) program. Electronic reporting is required for the Discharge…
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WPDES Permit e-Application submittals
The DNR requires electronic submittal of WPDES permit applications (eApplication). Permit applicants use the DNR Switchboard to access the eApplication. WAMS ID The DNR Switchboard helps people find DNR electronic forms using the state's Web…
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Additives
The term "additives" is used to describe products that are either water-applied or land-applied in order to perform some water treatment purpose. Additives can come in a variety of chemical formulations including, but not limited to: chemical salts…
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Wisconsin's Water Quality Trading
Project Maps Find adaptive management and water quality trading projects around the state. Overview Overview USGS Gage Station-->
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Wastewater State Statutes and Codes
The following list highlights the Wisconsin state statutes and administrative codes most applicable to the wastewater program. All state statutes and administrative codes can be found online in the Wisconsin State Legislature document registry [exit…
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Additional sources of WET program information
EPA WET Test Methods and toxicity information Test methods designed specifically for measuring whole effluent toxicity (WET) have been codified at 40 CFR part 136 [60 FR 53529; Oct. 16, 1995]. Three EPA WET Methods Manuals (two freshwater…
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Consultants with TRE experience in Wisconsin
A "toxicity reduction evaluation" (TRE) is a study intended to determine those actions necessary to remove toxicity. A TRE may identify a simple solution such as improved housekeeping procedures or require a more extensive investigation to identify…
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WET laboratory certification
All laboratories performing WET testing for WPDES permit compliance are required to be certified or registered under ch. NR 149, Wis. Adm. Code. Because high quality data is important when making sound environmental decisions, the laboratory…
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The Whole Effluent Toxicity (WET) Program
Whole effluent toxicity (WET) tests are used, in addition to chemical-specific testing, to measure, predict and control the discharge of materials that may be harmful to aquatic life. Recognizing that no single test or organism can be expected to…