Category: Harmful Algal Blooms (HABs)

Response Assistance

It is the primary responsibility of the affected Public Water System to prepare and manage potential HAB events. However, there are two principal State agencies; the Division of Drinking Water, the Division of Water Quality, and several subsidiary agencies that can assist in the response to algal blooms and cyanotoxins as described below. A. Division …

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Raw and Finished Water Monitoring for Cyanotoxins

Raw Water Quality and Treatment Plant Performance Changes Public Water Systems vulnerable to cyanotoxins should also monitor raw water quality and treatment plant performance for changes that may indicate the presence of cyanobacteria or cyanotoxins. Changes are listed below: Increased taste and odor Increased SUVA Increased pH Increased turbidity Decreased filter run time Increased coagulant …

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Developing a Cyanotoxin Management Plan

Steps and topics for inclusion in the Cyanotoxin Management Plan (CMP) are summarized below. In-depth guidance is located on the pages in the left-hand menu. If a surface water source is found to be vulnerable, a system-specific CMP should be prepared to guide operators on how to effectively monitor and treat source water, raw water, …

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Laboratories and Treatment Options: Cyanobacteria and Cyanotoxin Analysis

There are several options available for cyanobacteria and cyanotoxin analysis. As the needs of each utility are unique, so will your analysis methods be. In-house algae identification Algae Lab – Trained phycologist can identify algae to the species level and provide numerical count of predominant algae. Toxin analysis -Analysis can be performed in-house or sent …

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Response to Detection of Cyanotoxins in Raw and Finished Drinking Water

A. Recommended Public Notification Public notification may be required if cyanotoxins are detected in raw or finished drinking water. A Public Water System should consider providing public notification (i.e., a water use advisory) under the following circumstances: If cyanotoxins are detected only in raw water, public notification is not recommended by U.S. EPA. Raw water …

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Source Water Observation and Monitoring

Vulnerable Public Water Systems should begin either source water observation for algal blooms or monitoring for bloom indicators at the start of each bloom season and continue throughout the bloom season. The source observation and monitoring could potentially continue throughout the year if local climate or bloom history indicates the possibility of blooms year round. …

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Assessing Vulnerability

Public Water Systems using a surface water source could be impacted by HABs. These systems should assess the vulnerability of each surface water source, even if blooms have not yet been confirmed. The Division of Drinking Water is available to help with the assessment as needed. Appendix A has two tables; A1 and A2, that …

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Utah Surface Water Systems Vulnerable to HABs

County PWS No. PWS Name Source ID 1° Source 2° Source HAB Vulnerability Carbon 04007 Price Municipal WS004 Price River Scofield Reservoir Vulnerable Carbon 04020 Price River WID WS001 Price River Scofield Reservoir Vulnerable Daggett 05001 Dutch John Town WS001 Flaming Gorge Reservoir Vulnerable Duchesne 07050 Central Utah WCD – Duchesne Valley WS001 Starvation Reservoir …

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DEQ Budget Priorities 2018: Putting Our Values into Action

By Scott Baird The 2018 Utah Legislature kicks off its 45-day session today, marking the start of an exciting and occasionally hectic time for all of us at the Utah Department of Environmental Quality (DEQ). Although we are neutral players in the legislative process, our directors and scientists are available 24/7 to answer questions, provide …

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Planning, Preparation Help DEQ Keep Tabs on HABs

By Suzan Tahir Some of you might have heard about harmful algal blooms (HABs), and some of you might not…yet. But HABs are happening nationwide, mostly in the warm summer months. As you know, we have trillions of bacteria (good bacteria and bad bacteria) living in our gut (gastrointestinal tract), and they coexist until something …

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Utah Poison Control Tackles Toxins during 2016 Algal Blooms

By Barbara Crouch, Guest Blogger DEQ invites guest bloggers to share their thoughts on issues that impact our environment. We appreciate their insights and the opportunity to broaden the conversation with others in the community. Most people think of the Utah Poison Control Center (UPCC) as the go-to resource if their child/grandchild puts something in …

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DEQ’s Budget Priorities Reflect Our Values

By Scott Baird The 2017 Utah Legislature kicked off its 45-day session last week, marking the start of an exciting and occasionally hectic time for all of us at the Utah Department of Environmental Quality (DEQ). Although we are neutral players in the legislative process, our directors and scientists are available 24/7 to answer questions, …

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Spills: Welcome to the Big Leagues, Rookie

By Kevin Okleberry It was on a bright Monday morning, July 11, 2016, when I walked into the Multi-Agency State Office Building in west Salt Lake City to begin my new job as the Spills Coordinator for the Department of Environmental Quality’s (DEQ’s) Division of Water Quality (DWQ). I was a bit nervous, but also …

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