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Water Quality Samples for Texas

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! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
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USGS 08054510 Denton Ck dws of Grapevine Lk nr Grapevine, TX

Tarrant County, Texas
Hydrologic Unit Code 12030104
Latitude  32°58'23.40", Longitude  97°03'10.08" NAD83
Gage datum 472 feet above NAVD88
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime		 Time
datum 		 Time
datum
reliability
code 		 Sample
Medium
Code 		 Agency
Collecting
Sample,
Code 


Sam-
pling
depth,
feet
(00003)


Temper-
ature,
water,
deg C
(00010)


Temper-
ature,
air,
deg C
(00020)

Baro-
metric
pres-
sure,
mm Hg
(00025)



Wind
speed,
mi/h
(00035)		 Wind
direc-
tion,
clkwise
from
north,
degrees
(00036)		 Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)		 Hydro-
gen
ion,
water,
unfltrd
calcd,
mg/L
(00191)


Dis-
solved
oxygen,
mg/L
(00300)
Dis-
solved
oxygen,
percent
of sat-
uration
(00301)
pH,
water,
unfltrd
field,
std
units
(00400)



Sample
volume,
liters
(32000)



Sample
purpose
code
(71999)


Sam-
pling
method,
code
(82398)



Sampler
type,
code
(84164)


Zebra
mussel
adults,
#/m2
(94424)


Zebra
mussel
larvae,
#/L
(94425)		 Zebra
mussel
rDNA
ITS 2
gene,
water,
cp/L
(94428)		 Zebra
mussel,
average
larvae
shell
length,
um
(94429)		 Zebra
mussel,
average
adult
shell
length,
mm
(94430)		 Type
of
sample
related
QA
data,
code
(99111)
2012-11-20 16:40
 CST
 K
 WS
 USGS-WRD
   16.5 22.5 756 1.5   392 0.00002 9.4 97 7.8           U         
2013-05-06 09:55
 CDT
 K
 WS
 USGS-WRD
 1.50 18.5 17.0 753 4.5   431 0.00001 10.2 110 8.1             U       
2013-06-07 14:07
 CDT
 K
 WS
 USGS-WRD
 1.00 25.2 28.9 750 1.7   422 M  9.1 113 8.4           U  U       
2013-07-01 12:47
 CDT
 K
 WS
 USGS-WRD
 1.00 28.4 28.8 750 3.3   410 0.00001 7.9 104 8.1             U       
2013-11-01 11:25
 CDT
 K
 WS
 USGS-WRD
 1.00 19.3 21.6 747 2.3   419 0.00001 9.7 107 7.9           U         
2013-12-23 11:17
 CST
 K
 WS
 USGS-WRD
 1.00 8.0 7.0 762 < 1.0   436 M  12.2 103 8.4           U         
2014-04-15 08:25
 CDT
 K
 WS
 USGS-WRD
 1.00 16.4 5.8 757 7.9   483 0.00001 9.4 97 8.1           U         
2014-05-07 08:30
 CDT
 K
 WS
 USGS-WRD
 1.00 20.3 22.7 744 11   493 0.00001 9.2 104 8.0           U         
2014-06-16 09:50
 CDT
 K
 WS
 USGS-WRD
 1.00 25.6 28.0 750 7.3   469 0.00001 7.6 95 8.1           U         
2014-07-01 08:43
 CDT
 K
 WS
 USGS-WRD
 1.00 26.7 25.3 749 8.3   474 0.00001 8.1 103 8.2           U         
2014-10-09 08:51
 CDT
 K
 WS
 USGS-WRD
 1.00 23.5 25.2 748 3.1   463 0.00003 8.5 102 7.6           U         
2014-10-28 08:30
 CDT
 K
 WS
 USGS-WRD
 1.00 20.5 21.2 748 1.2   460 0.00002 8.9 101 7.8           U         
2015-04-10 09:02
 CDT
 K
 WS
 USGS-WRD
 1.00 18.3 14.1 754 1.6   501 0.00002 8.8 94 7.8           U         
2015-05-08 08:08
 CDT
 K
 WS
 USGS-WRD
 1.00 20.1 23.1 768 < 1.0   467 0.00002 9.5 103 7.6           U         
2015-07-31 09:10
 CDT
 K
 WS
 USGS-WRD
 1.00 23.6 27.0 750 < 1.0   337 0.00007 8.5 102 7.2           U         
2015-10-02 07:50
 CDT
 K
 WS
 USGS-WRD
 1.00 25.9 17.3 751 1.0   361 0.00002 7.9 98 7.8           U         
2015-11-06 19:05
 CST
 K
 WS
 USGS-WRD
 1.00 19.9 16.0 753 1.0   356 0.00003 9.7 108 7.5 1000 10.00 50 4030   U        1
2016-04-06 09:07
 CST
 K
 WS
 USGS-WRD
 1.00 16.3 18.6 752 4.9 92 353 0.00002 10.6 109 7.7 1000 10.00 50 4030   U  U      1
2016-05-04 09:40
 CDT
 K
 WS
 USGS-WRD
 1.00 19.9 19.0 754 8.2 204 373 0.00001 9.7 108 7.8 1000 10.00 50 4030 U  U        1
2016-06-17 09:30
 CST
 K
 WS
 USGS-WRD
 1.00 23.1 27.7 748 7.1 147 390 0.00011 8.5 101 7.0 1000       U  U  U      1
2016-07-13 08:22
 CDT
 K
 WS
 USGS-WRD
 1.00 26.6 27.4 753 5.3 187 368 0.00003 8.5 107 7.5 1000       U  U  U      1
2016-10-04 09:27
 CDT
 K
 WS
 USGS-WRD
 1.00 25.2   750     375 0.00005 7.9 98 7.3 1000       U  U  U      1
2016-11-04 08:28
 CST
 K
 WS
 USGS-WRD
 1.00 22.4   762     377 0.00030 8.7 100 6.5 1000       U  U        1
2017-04-20 08:55
 CDT
 K
 WS
 USGS-WRD
 1.00 19.5 22.2 748 6.2 130 452 0.00002 9.6 106 7.8 1000       U  U  U      1
2017-05-11 09:05
 CDT
 K
 WS
 USGS-WRD
 1.00 20.2 22.4 753 3.5 171 457 0.00037 9.1 101 6.4 1000       U  U  210     1
2017-06-30 08:56
 CDT
 K
 WS
 USGS-WRD
 1.00 25.3 28.4 754 7.0 160 428 0.00002 8.2 101 7.8 1000       U  U  78     1
2017-07-20 09:06
 CDT
 K
 WS
 USGS-WRD
 1.00 26.9 30.0 762 < 1.0   424   7.7 97   1000       U  U  U      1
2017-10-04 16:50
 CDT
 K
 WS
 USGS-WRD
 1.00 26.0 30.1 757 1.6 28 414 0.00004 8.7 108 7.4 1000       U  U        1
2017-10-31 09:14
 CDT
 K
 WS
 USGS-WRD
 1.00 18.2 10.8 754 1.6 51 421 0.00002 9.6 103 7.8 1000       U  U  U      1
2018-04-19 08:42
 CDT
 K
 WS
 USGS-WRD
 1.00 17.0 16.4 758 < 1.0   454 0.00001 10.0 104 8.0 1000       U  U        1
2018-05-11 09:04
 CDT
 K
 WS
 USGS-WRD
 1.00 18.8 23.9 748 9.4 215 456 0.00002 9.3 101 7.6 1000       U  U        1
2018-05-31 09:26
 CDT
 K
 WS
 USGS-WRD
 1.00 22.3 27.3 750 9.5 235 456 0.00002 8.5 99 7.7 1000       U  U  19     1
2018-06-29 09:18
 CDT
 K
 WS
 USGS-WRD
 1.00 26.5 28.5 754 4.8 200 445 0.00001 6.3 79 7.9 1000       U  U  210     1
2018-10-02 08:47
 CDT
 K
 WS
 USGS-WRD
 1.00 25.0 23.9 758 1.7 265 406 0.00004 8.1 98 7.4 1000       U  U  380     1
2018-11-16 09:15
 CST
 K
 WS
 USGS-WRD
 1.00 14.3 14.0 759 4.3 237 360 0.00002 11.1 108 7.6 1000       U  U  U      1
2019-05-01 14:45
 CDT
 K
 WS
 USGS-WRD
 1.00 18.9 29.4 752 4.1 238 458 0.00001 10.1 110 7.9 1000       U  U  U      1
2019-07-17 12:30
 CDT
 K
 WS
 USGS-WRD
 1.00 27.2 23.7 754 3.1 241 375 0.00005 8.4 106 7.3 1000       U  U  32     1
2019-10-10 12:20
 CDT
 K
 WS
 USGS-WRD
 1.00 26.3 26.0 752 6.1 248 381 0.00001 8.7 109 8.1 1000       U  U        1
2020-06-19
 CST
 K
 WS
 USGS-WRD
 1.00 22.4 27.0 752 1.7 141 372 0.00071 8.5 99 6.2 1000       U  U  680     1
2020-07-29 09:18
 CDT
 K
 WS
 USGS-WRD
 1.00 25.0 27.8 751 < 1.0   355 0.00025 7.8 95 6.6 1000       U  U  1100     1
2020-10-22 09:58
 CDT
 K
 WS
 USGS-WRD
 1.00 21.5 23.2 753 6.7 341 358 0.00005 9.3 107 7.3 1000       U  U  62000     1
2021-04-12 12:10
 CDT
 K
 WS
 USGS-WRD
 1.00 17.6   758     429 0.00001 11.2 118 8.2 1000         U  6800     1
2021-06-03 09:04
 CDT
 K
 WS
 USGS-WRD
 1.00 21.5 29.9 754 < 1.0   419 0.00002 9.4 107 7.7 1080       U  0.0 1800000 106.3   1
2021-07-07 08:53
 CDT
 K
 WS
 USGS-WRD
 1.00 25.0 27.7 754 1.5 297 386 0.00003 8.5 104 7.6 1080       U  0.0 1700000 96.02   1
2021-10-08 08:35
 CDT
 K
 WS
 USGS-WRD
 1.00 25.2 23.1 758 2.6 283 404 0.00007 8.2 100 7.2 1080       U  0.0   92.97   1
2022-04-07 09:10
 CDT
 K
 WS
 USGS-WRD
 1.00 16.4 14.2 744 4.6 272 458 0.00001 10.4 109 8.0 1080         0.0   122.3    
2022-06-14 09:15
 CDT
 K
 WS
 USGS-WRD
 1.00 25.2 29.5 766 2.1 119 524 0.00002 8.4 102 7.7 1080       U  0.63   146.8    
2022-10-07 09:15
 CDT
 K
 WS
 USGS-WRD
 1.00 24.7 23.5 748 < 1.0   431 0.00004 8.0 98 7.4 1080       74 0.01   87.78 11.7  
2023-04-19 09:25
 CDT
 K
 WS
 USGS-WRD
 1.00 18.6 22.0 765 3.6 157 478 0.00001 10.6 113 7.9 1000       U  0.83   113.6    
2023-06-22 08:45
 CDT
 K
 WS
 USGS-WRD
 1.00 23.9 27.7 747 2.8 128 484 0.00004 8.3 101 7.4 1000         0.63   112.6    
2023-07-20 07:45
 CDT
 K
 WS
 USGS-WRD
 1.00 22.2 27.6 749 1.0 161 493 0.00003 7.6 89 7.5 1000       E 3915 0.02   90.60 8.18  

Water Quality Remark Code Description
< Less than
E Estimated
M Presence verified but not quantified
U Analyzed for but not detected