RED RIVER OF THE NORTH BASIN
05057000 SHEYENNE RIVER NEAR COOPERSTOWN, ND-Continued
PERIOD OF RECORD.--Water year 1960 to current year.
PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: June 1997 to current year.
SPECIFIC CONDUCTANCE: June 1997 to current year.
INSTRUMENTATION.--Water-quality sensors since June 1997.
REMARKS.--Records good. Quality assurance sample also collected at this location.
EXTREMES FOR PERIOD OF DAILY RECORD.--
WATER TEMPERATURE: Maximum recorded, 30.2
×C, Aug. 19, 2003; minimum recorded, -0.3
×C, on many days in December
2002, January 2003, and February 2003.
SPECIFIC CONDUCTANCE: Maximum recorded, 2,230 microsiemens, Feb. 15-17, 2002; minimum recorded, 319 microsiemens, Mar. 29, 2003.
EXTREMES FOR CURRENT YEAR.--
WATER TEMPERATURE: Maximum recorded, 27.2
×C, July 20; minimum recorded, 0.0
×C, on many days in January and
February.
SPECIFIC CONDUCTANCE: Maximum recorded, 1,280 microsiemens, Jan. 9-11, Jan. 26-27, June 29-30, and July 1-2; minimum recorded, 308 microsiemens, Mar. 29.
WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
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Instan-
taneous
dis-
charge,
cfs
(00061)
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Tur-
bidity,
water,
unfltrd
field,
NTU
(61028)
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Baro-
metric
pres-
sure,
mm Hg
(00025)
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Dis-
solved
oxygen,
mg/L
(00300)
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Dis-
solved
oxygen,
percent
of sat-
uration
(00301)
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pH,
water,
unfltrd
field,
std
units
(00400)
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pH,
water,
unfltrd
lab,
std
units
(00403)
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Specif.
conduc-
tance,
wat unf
lab,
uS/cm
25 degC
(90095)
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Specif.
conduc-
tance,
wat unf
uS/cm
25 degC
(00095)
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Temper-
ature,
air,
deg C
(00020)
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Temper-
ature,
water,
deg C
(00010)
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WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
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Hard-
ness,
water,
mg/L as
CaCO3
(00900)
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Calcium
water,
fltrd,
mg/L
(00915)
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Magnes-
ium,
water,
fltrd,
mg/L
(00925)
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Potas-
sium,
water,
fltrd,
mg/L
(00935)
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Sodium
adsorp-
tion
ratio
(00931)
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Sodium,
water,
fltrd,
mg/L
(00930)
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ANC,
wat unf
fixed
end pt,
lab,
mg/L as
CaCO3
(90410)
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Chlor-
ide,
water,
fltrd,
mg/L
(00940)
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Fluor-
ide,
water,
fltrd,
mg/L
(00950)
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Silica,
water,
fltrd,
mg/L
(00955)
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Sulfate
water,
fltrd,
mg/L
(00945)
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Residue
water,
fltrd,
sum of
consti-
tuents
mg/L
(70301)
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WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
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Residue
water,
fltrd,
tons/d
(70302)
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Ammonia
+
org-N,
water,
fltrd,
mg/L
as N
(00623)
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Ammonia
+
org-N,
water,
unfltrd
mg/L
as N
(00625)
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Ammonia
water,
fltrd,
mg/L
as N
(00608)
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Ammonia
water,
unfltrd
mg/L
as N
(00610)
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Nitrite
+
nitrate
water
fltrd,
mg/L
as N
(00631)
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Nitrite
+
nitrate
water
unfltrd
mg/L
as N
(00630)
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Ortho-
phos-
phate,
water,
fltrd,
mg/L
as P
(00671)
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Phos-
phorus,
water,
fltrd,
mg/L
(00666)
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Phos-
phorus,
water,
unfltrd
mg/L
(00665)
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Total
nitro-
gen,
water,
fltrd,
mg/L
(00602)
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Total
nitro-
gen,
water,
unfltrd
mg/L
(00600)
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Fecal
coli-
form,
M-FC
0.7u MF
col/
100 mL
(31625)
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WATER-QUALITY DATA, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
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Chloro-
phyll a
phyto-
plank-
ton,
fluoro,
ug/L
(70953)
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Chloro-
phyll b
phyto-
plank-
ton,
fluoro,
ug/L
(70954)
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Arsenic
water,
fltrd,
ug/L
(01000)
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Iron,
water,
fltrd,
ug/L
(01046)
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Lead,
water,
fltrd,
ug/L
(01049)
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Lithium
water,
fltrd,
ug/L
(01130)
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Mangan-
ese,
water,
fltrd,
ug/L
(01056)
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Mercury
water,
fltrd,
ug/L
(71890)
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Molyb-
denum,
water,
fltrd,
ug/L
(01060)
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Selen-
ium,
water,
fltrd,
ug/L
(01145)
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Stront-
ium,
water,
fltrd,
ug/L
(01080)
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Remark codes used in this table:
< -- Less than
E -- Estimated value
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Value qualifier codes used in this table:
k -- Counts outside acceptable range
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Temperature, water, degrees Celsius
WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004