Frank B Butler Park - East Water Quality

St. Johns County, Florida

Good

The latest test found low bacteria levels (35 or fewer per 100 mL).

Latest test
Oct 27, 2026 (9 days ago)
Enterococci
16 per 100 mL
Past 12 months
20 of 20 tests Good

Results over time

101001000May 26, 2026: <10 per 100 mL (Good)Jun 2, 2026: <10 per 100 mL (Good)Jun 11, 2026: <10 per 100 mL (Good)Jun 16, 2026: <10 per 100 mL (Good)Jun 23, 2026: <10 per 100 mL (Good)Jul 14, 2026: <10 per 100 mL (Good)Jul 21, 2026: 20 per 100 mL (Good)Jul 28, 2026: <10 per 100 mL (Good)Aug 5, 2026: <10 per 100 mL (Good)Aug 12, 2026: <10 per 100 mL (Good)Aug 26, 2026: <10 per 100 mL (Good)Sep 1, 2026: 12 per 100 mL (Good)Sep 9, 2026: 16 per 100 mL (Good)Sep 15, 2026: <10 per 100 mL (Good)Sep 22, 2026: <10 per 100 mL (Good)Sep 29, 2026: <10 per 100 mL (Good)Oct 6, 2026: 12 per 100 mL (Good)Oct 13, 2026: <10 per 100 mL (Good)Oct 20, 2026: 12 per 100 mL (Good)Oct 27, 2026: 16 per 100 mL (Good)
Enterococci per 100 mL, log scale. Lines mark the Moderate (36) and Poor (71) levels.

Recent tests

DateEnterococci per 100 mLRating
Oct 27, 202616Good
Oct 20, 202612Good
Oct 13, 2026<10Good
Oct 6, 202612Good
Sep 29, 2026<10Good
Sep 22, 2026<10Good
Sep 15, 2026<10Good
Sep 9, 202616Good
Sep 1, 202612Good
Aug 26, 2026<10Good
Aug 12, 2026<10Good
Aug 5, 2026<10Good
Jul 28, 2026<10Good
Jul 21, 202620Good
Jul 14, 2026<10Good
Jun 23, 2026<10Good

The long view

The state has 20 tests on record for Frank B Butler Park - East over 1 year, starting May 2026. In the last 10 years, 0 tests of 20 (0%) came back Poor, below the rate for all Florida sampled beaches (6.1%). Bacteria levels usually jump after heavy rain, when stormwater washes to the shore, and drop again within a day or two.

Nearby sampled beaches

About this site

Sampling site FRANK B BUTLER PARK - EAST (St. Johns County, EPA beach ID ), at 29.78687, -81.25697. Results are from the Florida Department of Health's Healthy Beaches Program; years before 2026 come from the state's submissions to EPA's Water Quality Portal.