USGS Water-Year Summary 2023
452840122302201 01S/02E-13CDA2
Other aquifers
LOCATION - Lat 45°28'39.99", long 122°30'24.13" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 SW 1/4 sec.13, T.100 S., R.200 E., Multnomah County, OR, Hydrologic Unit 17090012, 0.5 mi west of Powell Butte.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 53.7 ft. Upper casing diameter 2 in; top of first opening 50.7 ft, bottom of last opening 53.7 ft. Well unused.
DATUM - Land-surface datum is 241.71 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing on the east side, marked with yellow paint, 0.9 ft above land-surface datum, Aug. 11, 1987 to present.
PERIOD OF RECORD - October 2014 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 22.97 ft below land-surface datum, Mar. 13, 2016; lowest water level, 27.57 ft below land-surface datum, Nov. 6, 12, 2015.