USGS Water-Year Summary 2024
452033122195901 02S/04E-29DAD
Other aquifers
Sandy River Mudstone
LOCATION - Lat 45°21'56.79", long 122°19'58.80" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 SE 1/4 sec.29, T.2 S., R.4 E., Clackamas County, OR, Hydrologic Unit 17090011, in pasture at residence located along Highway 211 just north of Eagle Creek, Oregon.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 177 ft. Upper casing diameter 6 in; top of first opening 95 ft, bottom of last opening 149 ft. Drilled irrigation well, perforated 95 to 110 ft, and 129 to 149 ft. Well unused.
DATUM - Land-surface datum is 716.08 ft above North American Vertical Datum of 1988. Measuring point: Transfer MP created for migration, 0 ft above land-surface datum, May. 7, 1958 to Mar. 15, 1962; OWNER'S AIRLINE & GAGE - 125' OF AIRLINE, 0 ft above land-surface datum, Mar. 14, 1962 to Jul. 17, 1962; PUMP BASE THRU SIDE OF AIRLINE PIPE AT L.S.D, 0 ft above land-surface datum, Jul. 16, 1962 to Apr. 25, 1967; EDGE OF HOLE IN PUMP BASE AT L.S.D, 0 ft above land-surface datum, Apr. 24, 1967 to Oct. 20, 1981; HOLD PUMP BASE, 0 ft above land-surface datum, Oct. 19, 1981 to Apr. 24, 1982; HOLD PUMP BASE W SIDE, 0 ft above land-surface datum, Apr. 23, 1982 to Mar. 30, 1988; EDGE OF PUMP BASE, 0.4 ft above land-surface datum, Mar. 29, 1988 to Sep. 26, 2001; Top of MP hole in recorder shelf, 2.43 ft above land-surface datum, Sep. 25, 2001 to present.
PERIOD OF RECORD - March 1962 to August 2001 (periodic measurements only), September 2001 to current year.
GAGE - Periodic measurements by Oregon Water Resources Department March 1962 to January 1998; periodic measurements by USGS and Oregon Water Resources Department February 1998 to September 2001; recorder by USGS September 2001 to current year.
EXTREMES FOR PERIOD OF RECORD -
Highest recorded water level, 58.34 ft below land-surface datum June 28, 2011; lowest recorded water level, 70.71 ft below land-surface datum Oct. 4, 5, 2020 (nearby pumping).
Highest discrete water level, 54.17 ft below land-surface datum Oct. 27, 1998; lowest discrete water level, 91.96 ft below land-surface datum July 20, 1970 (recovering).