USGS Water-Year Summary for Site 02319950

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00065 Gage height(Mean)
	00095 Specific cond at 25C(Max.,Min.,Mean)
	00300 Dissolved oxygen(Max.,Min.,Mean)
	00400 pH(Max.,Min.,Med.)
	99133 NO3+NO2,water,insitu(Max.,Min.,Mean)

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

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USGS Water-Year Summary 2024

02319950 BLUE SPRINGS NEAR DELL,FL

Floridan aquifer system

LOCATION - Lat 30°07'32.62", long 83°13'37.81" referenced to North American Datum of 1983, in sec.21, T.4 S., R.11 E., Lafayette County, FL, Hydrologic Unit 03110205, on left bank, 0.1 mi upstream from Suwannee River, 1.1 mi southeast of Dell and 18.2 mi southwest of Lake City.

DRAINAGE AREA - Indeterminate.

REVISIONS HISTORY -

Total Dissolved Solid data published from June 6, 2015 to June 14, 2017 were removed from publication on March 27, 2018.

Several instantaneous dissolved oxygen values of 0.0 mg/L, on July 26, 2017, and August 2, 9, 2017, were found to be erroneous after publication. These data were removed from record on May 2, 2018.

SURFACE-WATER RECORDS

PERIOD OF RECORD - June 2015 to current year.

GAGE - Water-stage recorder, acoustic velocity meter, and data-collection platform. Datum of gage is at NAVD of 1988.

COOPERATION - This gage is monitored in cooperation with the Suwannee River Water Management District.

REMARKS - Discharge not published some days due to bad or missing gage-height or velocity data.

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: August 2015 to current year.

WATER TEMPERATURE: August 2015 to current year.

DISSOLVED OXYGEN: August 2015 to current year.

PH: August 2015 to current year.

NITRATE: August 2015 to current year.

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.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum, 518 µS/cm @ 25 °C, Feb. 24, 2018; minimum, 53 µS/cm @ 25 °C, Dec. 5, 6, 2018.

WATER TEMPERATURE: Maximum, 27.9 °C, Aug. 21, 2021; minimum, 10.7 °C, Jan. 14, 2021.

DISSOLVED OXYGEN: Maximum, 9.2 mg/L, Jan.14, 2021; minimum, 0.0 mg/L, many days.

pH: Maximum, 7.7 std. units, June 8, 2020; minimum, 5.5 std. Dec. 22, 23, 24, 25, 2018.

NITRATE: Maximum, 4.83 mg/L, July 14, 2020; minimum, 1.8 mg/L, Feb. 21, 2019.