USGS · 02336340

NANCY CREEK

USGS · 02336340LIVE

NANCY CREEK AT JOHNSON FERRY RD, AT CHAMBLEE, GA

GEORGIA33.8978°N, -84.3452°W Updated 12 hr ago

FLOW RATE

4cfs

AIR TEMP

79°F

WIND

2mph SE

FISH INDEX

75SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

4cfs 37.2% vs avg

Optimal band: 4–6 cfs

PERIOD HIGH

137cfs

PERIOD LOW

4cfs

RUNNABLE

58%

last 30 day in band

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

28.4in

≈ normal

28.38 in of precipitation so far this year — about average for this point in the season (normal 26.34 in).

YTD Total

28.4in

This year so far

Normal to Date

26.3in

30-yr average

Typical Range

20.0–34.6in

10th–90th pct YTD

Departure

+8%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 3.94" · normal 4.61" (2.8–7.2)

Jan

Feb: 3.42" · normal 4.65" (2.0–7.0)

Feb

Mar: 2.74" · normal 4.74" (2.6–7.8)

Mar

Apr: 2.10" · normal 4.07" (2.1–6.4)

Apr

May: 8.35" · normal 3.58" (1.4–5.1)

May

Jun: 7.67" · normal 4.26" (2.3–7.6)

Jun

Jul: 0.18" (so far)· normal 4.49" (2.0–7.3)

Jul

Aug: normal 4.37" (1.9–6.7)

Aug

Sep: normal 3.76" (1.1–6.8)

Sep

Oct: normal 3.36" (1.0–5.8)

Oct

Nov: normal 3.91" (2.2–5.4)

Nov

Dec: normal 4.61" (3.0–6.7)

Dec

Baseline 1991–2020 · Source: Open-Meteo06:07 AM

Your History · NANCY CREEK AT JOHNSON FERRY RD, AT CHAMBLEE, GA

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Station Location

33.8978, -84.3452

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 12:10 UTC

Site #02336340·USGS

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