Humiston Beach Outflow Water Quality

Indian River County, Florida

Good

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

Latest test
Oct 12, 2026 (24 days ago)
Enterococci
10 per 100 mL
Past 12 months
22 of 22 tests Good

Results over time

101001000Nov 15, 2021: 20 per 100 mL (Good)Nov 29, 2021: 10 per 100 mL (Good)Dec 13, 2021: 10 per 100 mL (Good)Dec 27, 2021: 10 per 100 mL (Good)Jan 10, 2022: 10 per 100 mL (Good)Jan 24, 2022: 10 per 100 mL (Good)Feb 7, 2022: 10 per 100 mL (Good)Feb 21, 2022: 10 per 100 mL (Good)Mar 7, 2022: 10 per 100 mL (Good)Mar 21, 2022: 288 per 100 mL (Poor)Mar 24, 2022: 10 per 100 mL (Good)Apr 4, 2022: 10 per 100 mL (Good)Apr 18, 2022: 10 per 100 mL (Good)May 2, 2022: 10 per 100 mL (Good)May 16, 2022: 10 per 100 mL (Good)May 31, 2022: 10 per 100 mL (Good)Jun 13, 2022: 384 per 100 mL (Poor)Jun 16, 2022: 10 per 100 mL (Good)Jun 27, 2022: 10 per 100 mL (Good)Jul 11, 2022: 10 per 100 mL (Good)Jul 25, 2022: 10 per 100 mL (Good)Aug 8, 2022: 10 per 100 mL (Good)Aug 22, 2022: 10 per 100 mL (Good)Sep 6, 2022: 10 per 100 mL (Good)Sep 19, 2022: 10 per 100 mL (Good)Oct 3, 2022: 10 per 100 mL (Good)Oct 17, 2022: 10 per 100 mL (Good)Oct 31, 2022: 20 per 100 mL (Good)Feb 20, 2023: 10 per 100 mL (Good)Mar 6, 2023: 42 per 100 mL (Moderate)Mar 20, 2023: 42 per 100 mL (Moderate)Apr 3, 2023: 10 per 100 mL (Good)Apr 17, 2023: 10 per 100 mL (Good)May 1, 2023: 10 per 100 mL (Good)May 15, 2023: 10 per 100 mL (Good)May 30, 2023: 10 per 100 mL (Good)Jun 12, 2023: 10 per 100 mL (Good)Jun 26, 2023: 10 per 100 mL (Good)Jul 10, 2023: 10 per 100 mL (Good)Jul 24, 2023: 20 per 100 mL (Good)Aug 7, 2023: 10 per 100 mL (Good)Aug 21, 2023: 10 per 100 mL (Good)Sep 5, 2023: 10 per 100 mL (Good)Sep 18, 2023: 10 per 100 mL (Good)Oct 2, 2023: 10 per 100 mL (Good)Oct 16, 2023: 10 per 100 mL (Good)Oct 30, 2023: 10 per 100 mL (Good)Nov 13, 2023: 10 per 100 mL (Good)Nov 27, 2023: 10 per 100 mL (Good)Dec 11, 2023: 10 per 100 mL (Good)Dec 27, 2023: 10 per 100 mL (Good)Jan 8, 2024: 10 per 100 mL (Good)Jan 22, 2024: 10 per 100 mL (Good)Feb 5, 2024: 31 per 100 mL (Good)Feb 19, 2024: 10 per 100 mL (Good)Mar 4, 2024: 10 per 100 mL (Good)Mar 18, 2024: 10 per 100 mL (Good)Apr 1, 2024: 10 per 100 mL (Good)Apr 15, 2024: 10 per 100 mL (Good)Apr 29, 2024: 10 per 100 mL (Good)May 13, 2024: 10 per 100 mL (Good)May 28, 2024: 10 per 100 mL (Good)Jun 10, 2024: 10 per 100 mL (Good)Jun 24, 2024: 10 per 100 mL (Good)Jul 8, 2024: 10 per 100 mL (Good)Jul 22, 2024: 10 per 100 mL (Good)Aug 5, 2024: 10 per 100 mL (Good)Aug 19, 2024: 20 per 100 mL (Good)Sep 3, 2024: 10 per 100 mL (Good)Sep 16, 2024: 10 per 100 mL (Good)Sep 30, 2024: 10 per 100 mL (Good)Oct 14, 2024: 10 per 100 mL (Good)Oct 28, 2024: 20 per 100 mL (Good)Nov 11, 2024: 10 per 100 mL (Good)Nov 25, 2024: 10 per 100 mL (Good)Dec 9, 2024: 10 per 100 mL (Good)Dec 26, 2024: 10 per 100 mL (Good)Jan 6, 2025: 10 per 100 mL (Good)Jan 21, 2025: 10 per 100 mL (Good)Feb 3, 2025: 10 per 100 mL (Good)Feb 17, 2025: 10 per 100 mL (Good)Mar 3, 2025: 10 per 100 mL (Good)Mar 17, 2025: 10 per 100 mL (Good)Apr 14, 2025: 10 per 100 mL (Good)Apr 28, 2025: 10 per 100 mL (Good)May 12, 2025: 10 per 100 mL (Good)May 27, 2025: 10 per 100 mL (Good)Jun 9, 2025: 10 per 100 mL (Good)Jun 23, 2025: 10 per 100 mL (Good)Jul 7, 2025: 10 per 100 mL (Good)Jul 21, 2025: 10 per 100 mL (Good)Aug 4, 2025: 10 per 100 mL (Good)Aug 18, 2025: 10 per 100 mL (Good)Sep 2, 2025: 10 per 100 mL (Good)Sep 15, 2025: 10 per 100 mL (Good)Sep 29, 2025: 10 per 100 mL (Good)Oct 13, 2025: 10 per 100 mL (Good)Oct 27, 2025: 64 per 100 mL (Moderate)Nov 10, 2025: 10 per 100 mL (Good)Nov 24, 2025: 10 per 100 mL (Good)Dec 8, 2025: 10 per 100 mL (Good)Dec 22, 2025: 10 per 100 mL (Good)Apr 27, 2026: 10 per 100 mL (Good)May 4, 2026: 20 per 100 mL (Good)May 11, 2026: 10 per 100 mL (Good)May 18, 2026: 10 per 100 mL (Good)May 26, 2026: 10 per 100 mL (Good)Jun 1, 2026: 10 per 100 mL (Good)Jun 8, 2026: 10 per 100 mL (Good)Jun 15, 2026: 10 per 100 mL (Good)Jun 22, 2026: 10 per 100 mL (Good)Jun 29, 2026: 10 per 100 mL (Good)Jul 7, 2026: 10 per 100 mL (Good)Jul 20, 2026: 10 per 100 mL (Good)Aug 3, 2026: 10 per 100 mL (Good)Aug 17, 2026: 10 per 100 mL (Good)Aug 31, 2026: 10 per 100 mL (Good)Sep 14, 2026: 10 per 100 mL (Good)Sep 28, 2026: 10 per 100 mL (Good)Oct 12, 2026: 10 per 100 mL (Good)20222023202420252026
Enterococci per 100 mL, log scale. Lines mark the Moderate (36) and Poor (71) levels.

Recent tests

DateEnterococci per 100 mLRating
Oct 26, 2026no resultNo result
Oct 12, 202610Good
Sep 28, 202610Good
Sep 14, 202610Good
Aug 31, 202610Good
Aug 17, 202610Good
Aug 3, 202610Good
Jul 20, 202610Good
Jul 7, 202610Good
Jun 29, 202610Good
Jun 22, 202610Good
Jun 15, 202610Good
Jun 8, 202610Good
Jun 1, 202610Good
May 26, 202610Good
May 18, 202610Good

The long view

The state has 982 tests on record for Humiston Beach Outflow over 27 years, starting July 2000. In the last 10 years, 6 tests of 277 (2%) 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 HUMISTON BEACH OUTFLOW (Indian River County, EPA beach ID FL929672), at 27.64944, -80.35444. 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.