WEEKLY UPDATE: Mosquito numbers are back down to where they were in early spring. Carver County had their first West Nile positive pool of mosquitoes. And there are LOTS of events happening this week including the Dakota and Carver County Fairs! Learn more: mmcd.org/2026/08/10/w...

Mosquitoes collected in Carver and Hennepin Counties last week have tested positive for West Nile virus. This is the first positive sample for Carver County this year. The overall risk for West Nile virus is LOW so far in 2026 compared to previous years.

WEEKLY UPDATE: It's too early to know what impact last week's rain will have on mosquitoes, but overall they are still down compared to last year. The good news is the main vector for West Nile virus also declined last week. More in this week's update: mmcd.org/2026/08/03/w...

Weekly Update – August 3rd – Rain, Finally, But Still Few Mosquitoes

View the latest surveillance update about mosquitoes in the Twin Cities.

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Heads up - MMCD will have helicopters active on Sunday in parts of several counties. View the full list of cities here: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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We finally got some rain! Unfortunately for us, it came on a Friday, which means we will have staff out dipping for larvae this weekend and we will have helicopters up in Scott and Carver County, and potentially others on Sunday.

WEEKLY UPDATE: Mosquitoes are down again this week, which is good news as we are about to turn the calendar to the month with the highest number of human West Nile virus illnesses. More in this week's update: mmcd.org/2026/07/28/w...

Weekly Update – July 28th – Mosquitoes Stay Low Heading Into August

View the latest surveillance update about mosquitoes in the Twin Cities.

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Researchers at the University of Illinois Urbana-Champaign and the Midwest Center of Excellence for Vector-Borne Disease are conducting a study to understand what people in the Midwest know about mosquitoes and the diseases they spread. Click to participate: redcap.link/mosquitocont...

WEEKLY UPDATE: Mosquitoes declined last week and dry conditions ever since means they will likely decline again next week. The slow season continues... Learn more in this week's update: mmcd.org/2026/07/21/w...

Weekly Update – July 21st – Mosquitoes on the Decline

View the latest surveillance update about mosquitoes in the Twin Cities.

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WEEKLY UPDATE: We are past the peak for adult and nymph deer ticks and currently in the peak (and it's a low peak) for mosquitoes. With no rain in the forecast, will it all be downhill from here? More in this week's update: mmcd.org/2026/07/13/w...

We are hiring a full-time Public Affairs Assistant/Receptionist! Help respond to resident inquiries and be an important part of MMCD's outreach strategy. This position is based at our St. Paul office. Learn more and apply today! workforcenow.adp.com/mascsr/defau...

Helicopters are active today in every county. There are about 4,000 acres total to be treated this round, so we should wrap up by the afternoon. Full list of cities: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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Once the weather clears up this morning, helicopters will be active in Hennepin and Carver Counties treating a mosquito brood that hatched after Sunday's rain. Full list of cities: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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UPDATE: Some of the Mosquito and Tick Safety Kits that were mailed out are being held by the post office who is requesting additional payment. If this happened to you, please tell them to return to sender and we will find an alternative method of delivery. We apologize for the inconvenience!

WEEKLY UPDATE: Cattail mosquitoes and West Nile virus are the story of the week. Cattail mosquitoes continue to emerge bringing last week's average to the highest mosquito numbers for 2026, though still below the 10-year average. More in this week's update: mmcd.org/2026/06/29/w...

Weekly Update – June 29th – West Nile Virus and Cattail Mosquitoes

View the latest surveillance update about mosquitoes in the Twin Cities.

mmcd.org

Helicopters will be active this morning in Washington, Ramsey, Scott, and Hennepin Counties to finish treating the mosquito brood that developed after recent rains. The full list of cities is here: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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Mosquitoes have tested positive for West Nile virus in Dakota, Hennepin, and Ramsey Counties. These are the first positive samples we have collected in 2026r. Residents are advised to take precautions by wearing insect repellent, covering up exposed skin, and emptying standing water!

WEEKLY UPDATE: Mosquito season stays "boring" with only a slight increase in the number collected last week, still well below average. Cattail mosquitoes have begun to emerge and their numbers should increase as we head closer to July. mmcd.org/2026/06/15/w...

Weekly Update – June 15th – Cattail Mosquitoes Begin to Emerge

View the latest surveillance update about mosquitoes in the Twin Cities.

mmcd.org

Don’t let your Field of Dreams become a field of nightmares. Empty out standing water and keep mosquitoes away!

Helicopters will be active mainly in Dakota and Hennepin Counties today to do a pre-treatment in areas with a lot of mosquito activity. Here is the full list of cities: mmcd.org/helicopter-a...

Coming up at 9:00AM today @mprnews.org with Angela Davis will have MMCD Research Entomologist Caleb Corona on to talk about the mosquito and tick season in Minnesota. Tune in to 91.1 FM in the Twin Cities or listen online: www.mprnews.org/episode/2026...

What to know about ticks and mosquitoes this summer

As we prepare to welcome the heat of the summer months, it’s also time to get ready for mosquitoes and ticks. Coming up at 9 a.m. on Wednesday, MPR News host Angela Davis gets some advice on how to pr...

mprnews.org

WEEKLY UPDATE: Dump out standing water! Floodwater mosquito numbers are very low right now (15X lower than average!) but container breeding mosquitoes are active. When conditions are dry, it's more important than ever to remove standing water. Learn more: mmcd.org/2026/06/08/w...

Weekly Update – June 8th – Container-Breeding Mosquitoes Active

View the latest surveillance update about mosquitoes in the Twin Cities.

mmcd.org

Playing sports this weekend? There's one sport that everyone needs to participate in this year: The Mosquito Bite Games! Empty out standing water and protect yourself from mosquitoes like Vectoria. Check out our video: www.youtube.com/watch?v=ZbSw...

Mosquito Bite Games - Habitat Edition

YouTube video by Metropolitan Mosquito Control District

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Helicopters will be ever so briefly active in Chanhassen today to treat 80 acres where a brood of mosquitoes developed after Sunday's rain.

WEEKLY UPDATE: Mosquitoes started to appear in noticeable numbers for the first time last week, with high count traps in Dakota and Carver Counties. We also have info about some of the first summer events where you can interact with MMCD staff! Check out the Weekly Buzz: mmcd.org/2026/06/02/w...

We finished ALMOST all of the cattail mosquito acres yesterday. There are around 800 acres remaining in Nowthen and Oak Grove in Anoka County, which should be finished by midday today. Then helicopter treatments will be complete until the next time we receive an inch or more rain.

Helicopters will be continuing today in Anoka and Hennepin Counties. Hennepin should finish up by midday. Anoka (where there are a LOT of acres of cattail mosquito larvae) will go late, but hopefully finish up today. List of cities is here: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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WEEKLY BUZZ: Mosquitoes still weren't active last week, but weather had a lot to do with that. We may start seeing activity start to increase this week with warm weather in the forecast! Next round of surveillance is tonight and we'll have those results in next week's BUZZ! mmcd.org/2026/05/26/w...

Weekly Update – May 26th – Mosquitoes Quiet for Memorial Day, May Start to Emerge This Week

View the latest surveillance update about mosquitoes in the Twin Cities.

mmcd.org

Helicopters are picking up where we left off last week to treat areas with cattail mosquito larvae. They will be active in every county today with the most acres planned for Anoka and Hennepin Counties. The cities list has been updated as of this morning: mmcd.org/helicopter-a...

Helicopter Activity - Metropolitan Mosquito Control District

MMCD Rebuild

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Helicopter work has been called off today due to weather. The plan is to resume treating cattail mosquito acres on Tuesday. This week we have treated over 27,000 acres and we still have 13,000 to go!