Pineview Reservoir is located in Ogden Valley, east of Ogden in Weber County. DEQ’s recreational water quality monitoring checks for two health concerns: Harmful Algal Blooms (HABs) and Waterborne Pathogens (E. coli). Find the most recent monitoring information below.
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Updates
December 2, 2024: Harmful algal bloom (HAB) monitoring update
Recreational water quality monitoring has ended for the season. Monitoring will resume in summer 2025. A harmful algal bloom may still be present at this waterbody. Know what to look for and check before recreating.
October 28, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present throughout Pineview Reservoir and was again widespread. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
October 21, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: While some harmful algae was still present, conditions were improved at Pineview Reservoir. Watch for another sampling update next week to determine if improvements persist.
In the meantime, Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
September 30, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present throughout Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
September 16, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present throughout Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
September 10, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present throughout Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
September 4, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present throughout Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan County Health Department has issued a WARNING ADVISORY.
If you visit Pineview Reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
Port Ramp Marina Area:
Warning Advisory
August 29, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present at the Port Ramp Marina Area at Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan Health Department has issued a WARNING ADVISORY.
If you visit the this area of the reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
SE of 5900 E Southern End:
Warning Advisory
August 29, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present Southeast of 5900 E on the Southern End at Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan Health Department has issued a WARNING ADVISORY.
If you visit the this area of the reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
Other areas of Pineview:
Looks Good
August 29, 2024: Harmful algal bloom (HAB) and waterborne pathogen (E. coli) monitoring update
OK, BUT BE CAREFUL: Conditions can change quickly. Know how to recognize a harmful algal bloom and avoid areas of visible algae when recreating.
One other update: E. coli counts were measured below Utah Department of Health recreational thresholds for two subsequent weeks in the water near the Middle Inlet Picnic Area. The waterborne pathogen (E. coli) Warning Advisory has been removed for this area.
Port Ramp Marina Area:
Warning Advisory
August 21, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present at the Port Ramp Marina Area at Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan Health Department has issued a WARNING ADVISORY.
If you visit the this area of the reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
SE of 5900 E Southern End:
Warning Advisory
August 21, 2024: Harmful algal bloom (HAB) monitoring update
BE CAREFUL: A harmful algal bloom is present Southeast of 5900 E on the Southern End at Pineview Reservoir. Algae in the water may be producing dangerous toxins that can make humans and animals sick.
Weber-Morgan Health Department has issued a WARNING ADVISORY.
If you visit the this area of the reservoir:
- Do not swim or water ski
- Avoid areas of algae when boating
- Clean fish well and discard guts
- Keep animals away
- Don’t drink the water
- Know how to recognize a harmful algal bloom
Other areas of Pineview:
Looks Good
August 21, 2024: Harmful algal bloom (HAB) monitoring update
OK, BUT BE CAREFUL: Other areas of Pineview did not have a visible harmful algal bloom, but conditions can change quickly. Know how to recognize a harmful algal bloom and avoid areas of visible algae when recreating.
Sites Sampled: Anderson Cove Beach, Windsurfer Beach.
Near Middle Inlet Picnic Area:
Warning Advisory
August 13, 2024: Waterborne pathogen (E. coli) monitoring update
BE CAREFUL: While improved from last week, some of the E. coli samples taken from the water near the Middle Inlet Picnic Area of Pineview remain above Utah Department of Health recreational thresholds. Sampling suggests that there is a high likelihood that harmful bacteria and/or viruses are present in the water in this area. Getting this water in your mouth may make humans sick.
If you visit the water in this area:
- Do not dunk head
- Do not get water in your mouth
- Wash hands with soap and water after being in water
- Learn more about waterborne pathogens
Near Middle Inlet Picnic Area:
Warning Advisory
August 8, 2024: Waterborne pathogen (E. coli) monitoring update
BE CAREFUL: E. coli counts taken from the water near the Middle Inlet Picnic Area of Pineview were again above Utah Department of Health recreational thresholds. Sampling suggests that there is a high likelihood that harmful bacteria and/or viruses are present in the water in this area. Getting this water in your mouth may make humans sick.
If you visit the water in this area:
- Do not dunk head
- Do not get water in your mouth
- Wash hands with soap and water after being in water
- Learn more about waterborne pathogens
Other areas of Pineview:
Looks Good
August 1, 2024: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Sites sampled: Anderson Cove beach, Cemetery Point
Near Middle Inlet Picnic Area:
Warning Advisory
August 5, 2024: Waterborne pathogen (E. coli) monitoring update
BE CAREFUL: E. coli counts in samples collected near the Middle Inlet Picnic Area were improved from last week. Weber-Morgan Health Department will collect a second sample this week. Check back here Thursday afternoon for more information.
In the meantime, if you visit the water in this area:
- Do not dunk head
- Do not get water in your mouth
- Wash hands with soap and water after being in water
- Learn more about waterborne pathogens
Other areas of Pineview:
Looks Good
August 1, 2024: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Sites sampled: Anderson Cove beach, Cemetery Point
Near Middle Inlet Picnic Area:
Warning Advisory
August 1, 2024: Waterborne pathogen (E. coli) monitoring update
BE CAREFUL: E. coli counts taken from the water near the Middle Inlet Picnic Area of Pineview are above Utah Department of Health recreational thresholds. Sampling suggests that there is a high likelihood that harmful bacteria and/or viruses are present in the water. Getting this water in your mouth may make humans sick.
If you visit the water in this specific area:
- Do not dunk head
- Do not get water in your mouth
- Wash hands with soap and water after being in water
- Learn more about waterborne pathogens
Other areas of Pineview:
Looks Good
August 1, 2024: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Sites sampled: Anderson Cove beach, Cemetery Point
July 16, 2024: Harmful algal bloom (HAB) monitoring update
GOOD NEWS: Our monitoring team did not see any visible signs of a harmful algal bloom. Learn more about harmful algal blooms.
Site visited: Windsurfer Beach, S of Port Ramp Marina boat ramp, SE of 5900 E, middle inlet, Cemetery Point, Anderson Cove Beach.
July 1, 2024: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site sampled: Anderson Cove beach, Cemetery Point, Middle Inlet.
June 19, 2024: Harmful algal bloom (HAB) monitoring update
GOOD NEWS: Our monitoring team did not see any visible signs of a harmful algal bloom. Learn more about harmful algal blooms.
Site visited: Anderson Cove Beach, Middle Inlet, Windsurfer Beach, SE of 5900 E, S of port ramp marina boat ramp.
June 12, 2024: Waterborne pathogen (E. coli) monitoring update
GOOD NEWS: E. coli counts were measured below Utah Department of Health recreational thresholds. Sampling suggests that the water is safe from harmful bacteria and viruses.
Site sampled: Middle Inlet, Cemetery Point, Anderson Cove Beach