Pond Water threat to Dogs swimming
Pea Soup or Spilled Paint? The Deadly Truth About Blue-Green Algae for Your Dog

Here at Adams County Veterinary Services, our days are currently operating at a breakneck pace. Between managing emergency trauma cases, complex orthopedic surgeries, and routine wellness visits for families across West Union, OH and the surrounding Adams County area, our waiting room is rarely quiet. We are deeply grateful for the trust our community places in us, but being this busy also means we see firsthand the seasonal dangers that catch pet owners off guard during the sweltering summer months.
Right now, as temperatures soar across southern Ohio, we want to sound the alarm on a silent, lightning-fast killer lurking in local farm ponds, slow-moving creeks, and recreational lakes: blue-green algae, or cyanobacteria.
When you take your four-legged family member out for a refreshing dip on a hot afternoon, the water might look harmless. But beneath the surface lies a potent neurotoxin and hepatotoxin that can take a beloved pet's life in a matter of minutes. As passionate advocates for your pets, Dr. Dan Meakin and our entire team refuse to mince words: this is a critical, life-threatening emergency every pet owner in Adams County needs to understand.
What Does Toxic Algae Look Like? Spotting the Danger Zones
Cyanobacteria aren't actually algae at all, they are photosynthetic bacteria that multiply rapidly in nutrient-rich, stagnant warm water. But they earned their common name from the distinct visual nightmares they create on the water's surface.
When you are out walking your dog near local farm ponds, irrigation ditches, or slow-moving water bodies in Adams County, keep your eyes peeled for these classic warning signs:
- "Pea Soup": The water takes on a thick, opaque bright green or yellow-green consistency, looking almost as if someone dumped canned green soup across the surface.
- "Spilled Paint": Swirls of turquoise, neon green, teal, or bright blue paint slicked across the edges of the shoreline.
- Floating Scum & Mats: Thick, foul-smelling mats of foam, scum, or discoloration clumping together where the wind pushes the water.
If the water looks suspicious, disgusting, or unnatural, stay away. Never let your dog drink from or wade into these areas.
Meet Bandit: How We Balance Summer Fun and Safety

We know how much dogs love to splash around and explore the great outdoors. Even Dr. Dan’s own dog, Bandit, our beloved clinic mascot and companion, loves a good outdoor adventure. But Bandit never takes chances with his safety, and neither should your pets!
Bandit only swims in crystal-clear, fast-moving, or thoroughly tested water sources. When we head out to enjoy nature around West Union, we are fiercely protective of our pets. Dr. Dan treats every single patient that walks through our doors with the exact same loving attention, vigilance, and fierce dedication he gives to Bandit. Whether it's a routine check-up or a terrifying poisoning emergency, your pet's safety is our absolute top priority.
The Terrifying Symptoms: Recognizing Cyanobacteria Poisoning
One of the most frightening aspects of blue-green algae is how fast it acts. Depending on whether the cyanobacteria produce neurotoxins or hepatotoxins (liver toxins), symptoms can appear anywhere from 15 minutes to a few hours after exposure.

If your dog has been swimming near a suspicious bloom or drinking from a stagnant pond, watch out for these terrifying warning signs:
- Excessive drooling and foaming at the mouth
- Sudden vomiting and bloody diarrhea
- Muscle tremors, rigidity, and severe weakness
- Stumbling, loss of coordination, and disorientation
- Full-body seizures and convulsions
- Collapse, respiratory distress, and sudden unconsciousness
Because these toxins attack the nervous system or cause catastrophic liver failure, there is no time to wait and "see if they sleep it off." A dog experiencing neurotoxin poisoning can go from swimming happily to respiratory arrest in less than an hour.
Immediate Action: What to Do If Exposure Happens
If you suspect your dog has come into contact with blue-green algae, every second counts. Do not panic, but move with immediate urgency by following these critical steps:
- Get Out of the Water Immediately: Pull your dog away from the contaminated source right away.
- Prevent Licking: Dogs naturally try to clean their wet fur by grooming themselves. Do not let them lick their coat! Ingesting even a small amount of dried algae from their fur can prove fatal.
- Rinse Thoroughly with Clean Water: Use a garden hose, bottled water, or clean tap water to rinse your dog’s entire coat and skin thoroughly.
- Get to the Vet Right Away: Call us immediately or head straight to our clinic. Let us know on the phone that you suspect cyanobacteria poisoning so our emergency team can prep our treatment area before you walk through the door.
For more details on our emergency protocols, please visit our emergency care page. If you need to reach us right away, check our contact page for phone numbers and location details.
Veterinary Treatment: Fighting for Every Breath
Because there is no specific antidote for cyanotoxins, veterinary intervention focuses on rapid decontamination and aggressive supportive care. When an affected dog arrives at Adams County Veterinary Services, our experienced team springs into action.
Depending on the timeline and clinical signs, treatment may include:
- Inducing emesis (vomiting) or gastric lavage if ingestion occurred very recently.
- Activated charcoal administration to bind circulating toxins in the gastrointestinal tract.
- Intravenous (IV) fluid therapy to support failing organs, maintain blood pressure, and protect kidney and liver function.
- Anti-seizure medications and muscle relaxants to control tremors and convulsions.
- Oxygen therapy and intensive respiratory support if breathing muscles are compromised.
Our team is dedicated to going the extra mile for our patients. We know how terrifying it is to watch a family pet suffer, and we approach every critical case with the clinical expertise and heartfelt compassion you deserve.
Keeping Adams County Safe All Summer Long

We love our slice of rural Ohio. Farming, creeks, and ponds are part of the heartbeat of Adams County, but they require us to remain vigilant guardians for our animals.
Always carry clean drinking water and a portable bowl when you hike with your dogs, ensuring they never feel driven to drink from stagnant farm runoff. Check the shorelines before tossing a retrieval toy into any body of water, and remember that cool weather doesn't automatically mean toxic algae is gone, some blooms linger well into the autumn months.
If you ever have questions about local water safety, need routine wellness advice, or want to learn more about the comprehensive care we provide, please explore our main website or stop by to say hello. We are always welcoming new clients and proud to serve our community with honest, top-tier veterinary care.

THANK YOU for trusting Adams County Veterinary Services to care for the furry members of your family. If you've had a great experience with our team, please consider leaving us a review!