USGS · 02207385

BIG HAYNES CREEK

USGS · 02207385LIVE

BIG HAYNES CREEK AT LENORA ROAD, NR SNELLVILLE, GA

GWINNETT COUNTY, GA33.8153°N, -83.9901°W Updated 10 hr ago

FLOW RATE

9cfs

GAUGE HT

2.80ft

WATER TEMP

75°F

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

9cfs 32.5% vs avg

Optimal band: 9–13 cfs

PERIOD HIGH

518cfs

PERIOD LOW

6cfs

RUNNABLE

52%

last 1 year in band

Gauge Height

2.80ft

Water Temperature

74.8°F

Water Turbidity

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

24.8in

≈ normal

24.78 in of precipitation so far this year — about average for this point in the season (normal 26.29 in).

YTD Total

24.8in

This year so far

Normal to Date

26.3in

30-yr average

Typical Range

19.1–34.4in

10th–90th pct YTD

Departure

-6%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.72" · normal 4.45" (2.6–7.0)

Jan

Feb: 3.54" · normal 4.63" (2.1–6.5)

Feb

Mar: 2.02" · normal 4.54" (2.4–7.5)

Mar

Apr: 2.05" · normal 3.56" (1.5–5.5)

Apr

May: 8.09" · normal 3.22" (1.6–4.6)

May

Jun: 5.34" · normal 4.17" (2.3–6.6)

Jun

Jul: 1.01" (so far)· normal 4.38" (2.1–7.4)

Jul

Aug: normal 4.32" (2.1–6.8)

Aug

Sep: normal 3.81" (1.1–6.3)

Sep

Oct: normal 3.34" (0.9–7.3)

Oct

Nov: normal 3.69" (1.5–6.1)

Nov

Dec: normal 4.47" (2.7–7.2)

Dec

Baseline 1991–2020 · Source: Open-Meteo19:19 UTC

Your History · BIG HAYNES CREEK AT LENORA ROAD, NR SNELLVILLE, GA

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Station Location

33.8153, -83.9901

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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #02207385·USGS

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