WELL DESCRIPTIONS AND WATER LEVEL MEASUREMENTS
GROUND-WATER LEVELS
RICHLAND COUNTY
List of Aquifers
Milnor Channel
Colfax
Sheyenne Delta 462633097163402
Sheyenne Delta 463422097115602
460358096581401. Local number, 130-050-17DDD.
LOCATION.--Lat 46�'58", long 96�'14", Hydrologic
Unit 09020105. Owner: North Dakota State Water Commission.
AQUIFER.--Milnor Channel.
WELL CHARACTERISTICS.--Drilled observation well, depth 57.6 ft,
cased with 57.6 ft of 1.25-in diameter plastic pipe, slotted 47
to 57.6 ft below land-surface datum.
INSTRUMENTATION.--Measured using a steel tape.
DATUM.--Altitude of land-surface datum is 1,083.18 ft.
Measuring point: Top of casing 1.90 ft above land-surface
datum.
PERIOD OF RECORD.--November 1964 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured,
0.53 ft below land-surface datum, April 20, 1997; lowest water
level measured, 6.57 ft below land-surface datum, September 9,
1976.
WATER LEVEL, IN FEET BELOW LAND SURFACE DATUM, WATER YEAR
OCTOBER 1998 TO SEPTEMBER 1999
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WATER WATER WATER WATER
DATE LEVEL DATE LEVEL DATE LEVEL DATE LEVEL
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Oct. 6 2.99 Jan. 26 2.03 June 23 1.33 Sept. 9 1.33
Oct. 15 2.69 May 5 .89 July 20 1.68
Nov. 25 1.19 May 25 1.56 July 22 1.92
Dec. 2 2.93 June 10 1.49 Sept. 1 1.98
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462425096441202. Local number, 134-048-20ADD2.
LOCATION.--Lat 46�'25", long 96�'12", Hydrologic
Unit 09020105. Owner: North Dakota State Water Commission.
AQUIFER.--Colfax.
WELL CHARACTERISTICS.--Drilled observation well, depth 260 ft,
cased with 130 ft of 5-in diameter steel pipe, No. 15 slot
screen set 130 to 135 ft below land-surface datum.
INSTRUMENTATION.--Water-level recorder. From June 1980 to
current year, daily minimum recorded water levels also are
available.
DATUM.--Altitude of land-surface datum is 941.8 ft. Measuring
point: Top of casing 1.70 ft above land-surface datum.
PERIOD OF RECORD.--June 1980 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured,
8.20 ft below land-surface datum, June 18, 1980; lowest daily
water level, 20.24 ft below land-surface datum, October 9-10,
1996.
WATER LEVEL, IN FEET BELOW LAND SURFACE DATUM, WATER YEAR
OCTOBER 1998 TO SEPTEMBER 1999
MAXIMUM VALUES (DAILY LOW WATER LEVEL)
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DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
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5 19.90 19.93 19.63 19.54 19.30 19.25 19.11 --- 19.07 19.13 19.32 19.25
10 19.94 19.84 19.70 19.52 19.25 19.21 19.11 --- 19.08 19.17 19.28 19.30
15 19.97 19.80 19.69 19.43 19.25 19.17 19.15 --- 19.15 19.18 19.27 19.31
20 19.88 19.75 19.72 19.38 19.29 19.24 19.14 --- 19.18 19.24 19.34 19.34
25 19.89 19.66 19.66 19.37 19.23 19.27 19.17 --- 19.07 19.21 19.35 19.28
EOM 19.92 19.67 19.63 19.39 19.21 19.13 19.20 19.08 19.07 19.26 19.36 19.30
MAX 20.00 19.94 19.72 19.63 19.34 19.27 19.21 19.19 19.18 19.26 19.41 19.38
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WATER YEAR 1999 HIGHEST WATER LEVEL 19.01 JUNE 6 LOWEST
WATER LEVEL 20.00 OCTOBER 3
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462633097163402. Local number, 134-052-06CCD2.
LOCATION.--Lat 46�'33", long 97�'34", Hydrologic
Unit 09020204. Owner: North Dakota State Water Commission.
AQUIFER.--Sheyenne Delta.
WELL CHARACTERISTICS.--Drilled observation well, depth 283 ft,
cased with 40 ft of 4-in diameter plastic pipe, slotted 30 to
40 ft below land-surface datum.
INSTRUMENTATION.--Water-level data September 1963 to current
year. Only intermittent low water levels, obtained from strip
chart recorders, are available from the District office for May
1965 to September 1966. From September 1966 to current year,
daily maximum and minimum recorded water levels also are
available.
DATUM.--Altitude of land-surface datum is 1,067.03 ft.
Measuring point: Top of casing 0.65 ft above land-surface
datum.
PERIOD OF RECORD.--September 1963 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest daily water level, 0.78
ft below land-surface datum, May 13, 1972; lowest daily water
level, 9.07 ft below land-surface datum, February 22, 1989.
WATER LEVEL, IN FEET BELOW LAND SURFACE DATUM, WATER YEAR
OCTOBER 1998 TO SEPTEMBER 1999
MAXIMUM VALUES (DAILY LOW WATER LEVEL)
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DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
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5 --- 2.99 2.45 3.67 3.57 2.81 1.79 2.13 3.16 --- 2.85 2.07
10 --- 2.77 2.59 3.81 3.52 2.81 1.94 2.04 2.86 --- 2.99 2.42
15 --- 2.74 2.59 3.79 3.47 2.59 2.05 1.98 3.30 --- 2.92 2.23
20 --- 2.63 2.87 3.69 3.69 2.15 2.19 2.36 --- --- 3.38 2.40
25 3.03 2.18 3.29 3.68 3.72 2.04 2.33 2.60 --- 3.81 3.55 2.58
EOM 2.78 2.30 3.59 3.66 3.17 1.83 2.50 2.93 --- 2.47 3.57 2.59
MAX 3.17 3.00 3.59 3.89 3.72 3.05 2.50 2.94 3.47 3.81 3.83 3.57
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WATER YEAR 1999 HIGHEST WATER LEVEL 1.79 APRIL 4 LOWEST
WATER LEVEL 3.89 JANUARY 12
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463422097115602. Local number, 136-052-22DDD2.
LOCATION.--Lat 46�'22", long 97�'56", Hydrologic
Unit 09020204. Owner: North Dakota State Water Commission.
AQUIFER.--Sheyenne Delta.
WELL CHARACTERISTICS.--Drilled observation well, depth 26.9 ft,
cased with 26.4 ft of 4-in diameter plastic pipe, slotted 17 to
26.4 ft below land-surface datum.
INSTRUMENTATION.--Water-level recorder October 1963 to current
year. Only intermittent low water levels, obtained from strip
chart recorders, are available from the District office for
July 1965 to September 1966. From September 1966 to current
year, daily maximum and minimum recorded water levels also are
available.
DATUM.--Altitude of land-surface datum is 1,050 ft. Measuring
point: Top of casing 0.50 ft above land-surface datum.
PERIOD OF RECORD.--October 1963 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest daily water level, 0.21
ft below land-surface datum, July 9, 1975; lowest daily water
level, 9.35 ft below land-surface datum, March 1-10, 1991.
WATER LEVEL, IN FEET BELOW LAND SURFACE DATUM, WATER YEAR
OCTOBER 1998 TO SEPTEMBER 1999
MAXIMUM VALUES (DAILY LOW WATER LEVEL)
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DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
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5 5.10 3.64 3.01 4.83 4.79 4.04 1.91 3.57 4.19 3.32 4.69 2.63
10 4.66 3.64 3.63 4.93 4.82 4.15 2.33 2.55 4.15 3.97 4.73 3.36
15 4.32 3.55 3.48 4.97 4.63 4.08 2.71 2.10 4.49 4.45 4.44 3.18
20 3.32 3.48 4.03 4.88 4.91 3.51 2.96 2.90 4.52 4.78 --- 3.63
25 3.58 2.89 4.52 4.88 4.96 3.33 3.39 3.43 4.19 4.44 --- 3.90
EOM 3.27 2.75 4.77 4.85 4.26 2.31 3.71 4.12 4.08 4.10 5.31 3.99
MAX 5.18 3.76 4.77 4.98 4.96 4.21 3.71 4.12 4.58 4.87 5.31 5.33
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WATER YEAR 1999 HIGHEST WATER LEVEL 1.71 MAY 11 LOWEST
WATER LEVEL 5.33 SEPTEMBER 1
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