USGS Water-Year Summary for Site 02234600

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00095 Specific cond at 25C(Mean,Max.,Min.)
	00300 Dissolved oxygen(Max.,Mean,Min.)
	00400 pH(Max.,Min.,Med.)
	99133 NO3+NO2,water,insitu(Mean,Max.,Min.)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

02234600 WEKIWA SPRINGS NEAR APOPKA, FL

LOCATION - Lat 28°42'43", long 81°27'36" referenced to North American Datum of 1927, in sec.36, T.20 S., R.28 E., Orange County, FL, Hydrologic Unit 03080101, near left bank, at the spread head, 4.1 mi northeast of Apopka and 14 mi upstream from the mouth of Wekiva River.

DRAINAGE AREA - Indeterminate.

SURFACE-WATER RECORDS

PERIOD OF RECORD - Water Years 1932-1933, 1936, 1945-1946, 1956, 1960-1962, 1969-1999 (periodic discharge measurements only); October 1999 to September 2002; June 2003 to September 2003, July 2006 to April 2010 (periodic discharge measurements only).

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: October 2020 to current year.

WATER TEMPERATURE: October 2020 to current year.

DISSOLVED OXYGEN: October 2020 to current year.

pH: October 2020 to current year.

NITRATE: October 2020 to current year.

COOPERATION - This gage monitored in cooperation with the Florida Department of Environmental Protection.

INSTRUMENTATION - Water-quality monitor and data-collection platform.

REMARKS - Extremes for current year and extremes for period of daily record are based on recorded values and may have been exceeded during periods of no record. October 2020 to current year, water temperature, specific conductance and dissolved oxygen published as instantaneous maximum and minimum and daily mean; pH published as instantaneous maximum and minimum and daily median.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum, 380 µS/cm @ 25 °C, many days; minimum, 339 µS/cm @ 25 °C, Sept. 29, 2022.

WATER TEMPERATURE: Maximum, 24.3 °C, many days; minimum, 23.7 °C, Sept. 29, 2022.

DISSOLVED OXYGEN: Maximum,1.8 mg/L, May 22, 2023; minimum, 0.1 mg/L, several days.

pH: Maximum, 7.5 std. units, many days; minimum, 7.0 std. units, several days.

NITRATE: Maximum, 1.54 mg/L, Dec. 6, 2020; minimum, 0.78 mg/L, Apr. 5, 6, 2022.