The vision of St. Johns Riverkeeper is to ensure a clean and healthy river for current and future generations.

Upcoming Events

Art and Nature Walk: Blue Cypress Park

Saturday, April 4, 2026

Art and Nature Walk | Saturday, April 4 from 10 a.m. - 1 p.m. | Blue Cypress Park Feeling overwhelmed and disconnected? Taking a moment to immerse yourself in nature […]

Breaking the Silence: Talking Climate Change in Jacksonville

Wednesday, April 15, 2026

Breaking the Silence: Talking Climate Change in Jacksonville | Wednesday, April 15 at 6 p.m. | St. Johns Cathedral (256 E Church Street) Increased storm intensity, widespread flooding, and deadly […]

Jacksonville Science Festival

Saturday, April 18, 2026

Jacksonville Science Festival | Saturday, April 18, 2026 from 10 a.m. - 3 p.m. | Friendship Fountain Park Join St. Johns Riverkeeper's K-12 Education Team for the Jacksonville Science Festival. […]

McCoys Creek Cleanup

Sunday, April 19, 2026

McCoys Creek Cleanup | Sunday, April 19, 2026 from 10 a.m. - Noon at Powers Park Join us for our monthly cleanup on McCoys Creek! As always, all of our […]

State of the Watershed

Wednesday, April 22, 2026

State of the Watershed | Wednesday, April 22 from 5:30-8:30 p.m. at WJCT Studios On Earth Day 2026, St. Johns RIVERKEEPER is proud to host our very first State of […]

Earth Day Festival at RAM

Saturday, April 25, 2026

Earth Day Festival at Riverside Arts Market (RAM) | Saturday, April 25 from 10 a.m. - 3 p.m. Join us for an Earth Day celebration on Saturday, April 25 at […]

POSH Module Build – Living Shoreline for Riverview Park

Saturday, May 2, 2026

POSH Module Build - Living Shoreline for Riverview Park | Saturday, May 2 Help us build Pervious Oyster Shell Habitat (POSH) Modules - 30-pound balls of recycled oyster shells and […]

Recent Blog Posts

Holiday Giving Ideas

Here are some great ways to support St. Johns Riverkeeper and help your St. Johns River this holiday season: Give a gift membership in St. Johns Riverkeeper. What better gift than one that gives each and every day. Give an additional gift.  We are 100% privately...

Alarming Levels of Algal Toxins in St. Johns

Algal Bloom at Doctors Lake Marina, Credit: Rusty GardnerSt. Johns Riverkeeper Press Release:  Friday, October 18, 2013 Jacksonville, FL -- Today, the St. Johns River Water Management District (SJRWMD) released the results from two algae samples recently taken...

Test Results: Unsafe Levels of Algal Toxins

Algal Bloom in the St. Johns River at Jacksonville UniversityOn October 7, 2013, St. Johns Riverkeeper took two algae samples from the St. Johns River to GreenWater Laboratories in Palatka for analysis.  The test results detected total microcystin toxin levels at...

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Everyone Welcome: Our education programs are designed to connect students, educators, and families with our mighty River.

We Work for Clean Water

St. Johns RIVERKEEPER boldly stands up and speaks out for our St. Johns River. Together, we will continue to make progress toward a thriving St. Johns River watershed. For the river. For us all.