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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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.
Additional precautions are here.


USGS 08055400 Denton Ck at Sandy Lk Rd nr Carrollton, TX

Dallas County, Texas
Hydrologic Unit Code 12030104
Latitude  32°58'04.14", Longitude  96°57'10.98" NAD83
Gage datum 441 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 14:15
CST
K
WS
USGS-WRD
1.00 16.2 26.8 758 6.0   451 0.00002 7.8 80 7.8           U         
2013-06-07 12:39
CDT
K
WS
USGS-WRD
1.00 23.8 30.0 751 4.8   522 0.00002 5.7 68 7.7           U         
2013-11-01 13:32
CDT
K
WS
USGS-WRD
1.00 18.0 23.8 758 5.8   518 0.00003 7.2 77 7.6           U         
2013-12-23 10:05
CST
K
WS
USGS-WRD
1.00 6.7 1.2 762 2.5   489 0.00003 9.7 80 7.6           U         
2014-04-15 09:55
CDT
K
WS
USGS-WRD
1.00 13.7 9.8 758 7.5   538 0.00003 6.3 61 7.5           U         
2014-05-07 09:50
CDT
K
WS
USGS-WRD
1.00 22.4 23.6 745 12   611 0.00003 5.4 64 7.5           U         
2014-06-16 11:41
CDT
K
WS
USGS-WRD
1.00 26.5 31.2 750 6.3   532 0.00002 6.0 76 7.7           U         
2014-07-01 10:23
CDT
K
WS
USGS-WRD
1.00 27.4 28.3 750 1.3   6 0.00002 5.9 76 7.6           U         
2014-10-09 10:39
CDT
K
WS
USGS-WRD
3.00 24.9         569 0.00003 5.7   7.5                    
2014-10-09 10:40
CDT
K
WS
USGS-WRD
1.00 24.9 27.4 750 7.3   569 0.00003 5.8 71 7.6           U         
2014-10-28 10:15
CDT
K
WS
USGS-WRD
5.00 20.9         602 0.00005 5.8   7.4                    
2014-10-28 10:16
CDT
K
WS
USGS-WRD
1.00 21.4 20.3 749 2.1   563 0.00003 6.0 70 7.5           U         
2015-04-10 10:37
CDT
K
WS
USGS-WRD
3.00 18.3   755     645 0.00003 5.6 60 7.6                    
2015-04-10 10:38
CDT
K
WS
USGS-WRD
1.00 18.7 13.6 755 1.5   676 0.00003 5.0 54 7.5                    
2015-05-04 11:17
CDT
K
WS
USGS-WRD
1.00 19.5 24.7 755 5.5 176 383 0.00002 9.0 98 7.8 216 10.00 50 4030 U          1
2015-05-08 09:33
CDT
K
WS
USGS-WRD
5.00 21.2   770     296 0.00004 6.4 71 7.4                    
2015-05-08 09:34
CDT
K
WS
USGS-WRD
1.00 21.3 24.4 770 3.5   299 0.00004 6.4 71 7.4           U         
2015-06-25 09:55
CDT
K
WS
USGS-WRD
8.00 27.6   775     340 0.00001 6.8 84 7.9                    
2015-06-25 09:56
CDT
K
WS
USGS-WRD
5.00 27.6   775     336 0.00001 7.0 87 7.9                    
2015-06-25 09:57
CDT
K
WS
USGS-WRD
1.00 27.6 33.8 775 2.6   336 0.00001 7.1 89 7.9           U         
2015-07-31 10:38
CDT
K
WS
USGS-WRD
10.0 23.6   752     340 0.00005 7.4 88 7.3                    
2015-07-31 10:39
CDT
K
WS
USGS-WRD
5.00 23.6   752     340 0.00005 7.4 88 7.3                    
2015-07-31 10:40
CDT
K
WS
USGS-WRD
1.00 23.6 30.9 752 3.5   340 0.00005 7.4 88 7.3           U         
2015-10-02 09:00
CDT
K
WS
USGS-WRD
5.00 23.7   752     443 0.00003 5.3 63 7.6                    
2015-10-02 09:01
CDT
K
WS
USGS-WRD
1.00 23.7 18.1 752 1.5   435 0.00002 5.9 71 7.7           U         
2015-11-06 10:35
CST
K
WS
USGS-WRD
1.00 19.7 18.3 753 1.2   367 0.00003 8.6 95 7.6 1000 10.00 50 4030   U        1
2016-04-06 11:05
CST
K
WS
USGS-WRD
5.00 16.4   754     357 0.00002 9.8 101 7.8   10.00 50 4030           1
2016-04-06 11:06
CST
K
WS
USGS-WRD
1.00 16.4 22.1 754 1.2 88 357 0.00002 9.8 101 7.8 216 10.00 50 4030 U  U        1
2016-05-04 11:14
CDT
K
WS
USGS-WRD
11.0 19.4   755     441 0.00003 7.8 86 7.6   10.00 50 4030           1
2016-05-04 11:15
CDT
K
WS
USGS-WRD
10.0 19.5   755     449 0.00003 7.7 85 7.5   10.00 50 4030           1
2016-05-04 11:16
CDT
K
WS
USGS-WRD
5.00 19.4   755     383 0.00002 8.9 98 7.7   10.00 50 4030           1
2016-05-04 11:17
CDT
K
WS
USGS-WRD
1.00 19.5 24.7 755 5.5 176 383 0.00002 9.0 98 7.8 216 10.00 50 4030 U  U        1
2016-06-17 10:48
CST
K
WS
USGS-WRD
10.0 27.2   751     491 0.00005 6.6 85 7.3                   1
2016-06-17 10:49
CST
K
WS
USGS-WRD
5.00 27.2   751     491 0.00004 6.6 84 7.4                   1
2016-06-17 10:50
CST
K
WS
USGS-WRD
1.00 27.4 30.4 751 3.1 150 491 0.00004 7.0 90 7.4 216       U  U        1
2016-07-13 09:47
CDT
K
WS
USGS-WRD
12.0 26.1   755     375 0.00003 7.3 91 7.6                   1
2016-07-13 09:48
CDT
K
WS
USGS-WRD
10.0 26.1   755     377 0.00003 7.2 90 7.6                   1
2016-07-13 09:49
CDT
K
WS
USGS-WRD
5.00 26.1   755     377 0.00003 7.3 91 7.6                   1
2016-07-13 09:50
CDT
K
WS
USGS-WRD
1.00 26.2 29.9 755 8.5 168 374 0.00002 7.5 94 7.6 216       U  U        1
2016-10-04 10:58
CDT
K
WS
USGS-WRD
5.00 23.6   751     554 0.00008 5.1 61 7.1                   1
2016-10-04 10:59
CDT
K
WS
USGS-WRD
1.00 23.8   751     489 0.00006 5.7 68 7.2 1000       U  U        1
2016-11-04 10:04
CST
K
WS
USGS-WRD
4.00 21.7   763     372 0.00009 5.1 57 7.0                   1
2016-11-04 10:05
CST
K
WS
USGS-WRD
1.00 21.7 20.5 763 < 1.0   359 0.00008 5.2 59 7.1 1000       U  U  U      1
2017-04-20 10:35
CDT
K
WS
USGS-WRD
1.00 23.7 25.1 753 2.8 119 576 0.00003 7.5 89 7.5 1000       U  U        1
2017-05-11 10:45
CDT
K
WS
USGS-WRD
4.00 22.4   756     604 0.00017 6.8 78 6.8                   1
2017-05-11 10:46
CDT
K
WS
USGS-WRD
1.00 22.4 27.2 756 1.3 171 601 0.00013 6.8 79 6.9 1000       U  U        1
2017-06-30 10:18
CDT
K
WS
USGS-WRD
1.00 25.4 29.7 757 4.2 123 455 0.00002 6.9 85 7.7 1000       U  U        1
2017-07-20 10:55
CDT
K
WS
USGS-WRD
1.00 30.5 34.1 767 1.6 129 552 0.00011 5.9 78 7.0 1000       U  U        1
2017-10-04 13:10
CDT
K
WS
USGS-WRD
1.00 26.2 30.5 759 2.6 39 426 0.00007 5.7 71 7.2         U          1
2017-10-31 10:52
CDT
K
WS
USGS-WRD
5.00 14.5   754     685 0.00002 8.9 88 7.8                   1
2017-10-31 10:53
CDT
K
WS
USGS-WRD
1.00 16.0 15.6 754 1.7 203 565 0.00001 8.8 90 7.9 216       U  U        1
2018-04-19 10:25
CDT
K
WS
USGS-WRD
5.00 17.2   759     589 0.00002 7.4 77 7.8                   1
2018-04-19 10:26
CDT
K
WS
USGS-WRD
1.00 17.2 17.5 759 1.5 89 589 0.00002 7.7 80 7.8 216       U  U        1
2018-05-11 10:56
CDT
K
WS
USGS-WRD
7.00 19.1   750     481 0.00002 8.3 91 7.7                   1
2018-05-11 10:57
CDT
K
WS
USGS-WRD
5.00 19.2   750     489 0.00002 8.2 90 7.6                   1
2018-05-11 10:58
CDT
K
WS
USGS-WRD
1.00 19.2 27.1 750 8.3 339 484 0.00002 8.3 92 7.7 151       U  U        1
2018-05-31 11:16
CDT
K
WS
USGS-WRD
6.00 27.6   751     651 0.00002 5.6 73 7.7                   1
2018-05-31 11:17
CDT
K
WS
USGS-WRD
5.00 27.7   751     656 0.00002 5.6 72 7.7                   1
2018-05-31 11:18
CDT
K
WS
USGS-WRD
1.00 28.2 31.2 751 9.8 184 689 0.00002 4.9 64 7.7 259       U  U        1
2018-06-29 10:51
CDT
K
WS
USGS-WRD
5.00 27.4   754     482 0.00002 6.2 79 7.8                   1
2018-06-29 10:53
CDT
K
WS
USGS-WRD
1.00 27.4 32.0 754 4.7 203 481 0.00002 6.3 80 7.8 259       U  U        1
2018-10-02 10:15
CDT
K
WS
USGS-WRD
11.0 24.0   759     529 0.00005 1.7 21 7.3                   1
2018-10-02 10:16
CDT
K
WS
USGS-WRD
10.0 24.1   759     522 0.00005 1.7 20 7.3                   1
2018-10-02 10:17
CDT
K
WS
USGS-WRD
5.00 25.0   759     605 0.00004 4.1 50 7.4                   1
2018-10-02 10:18
CDT
K
WS
USGS-WRD
1.00 25.2 25.5 759 3.5 76 611 0.00005 4.4 54 7.3 216       U  U        1
2018-11-16 10:50
CST
K
WS
USGS-WRD
13.0 13.9   759     381 0.00004 10.1 98 7.4 216                 1
2018-11-16 10:51
CST
K
WS
USGS-WRD
10.0 14.0   759     380 0.00004 10.1 98 7.4 216                 1
2018-11-16 10:52
CST
K
WS
USGS-WRD
5.00 14.1   759     367 0.00003 10.3 101 7.5 216                 1
2018-11-16 10:53
CST
K
WS
USGS-WRD
1.00 14.1 18.0 759 1.8 143 368 0.00003 10.4 101 7.5 216       U  U        1
2019-05-01 13:10
CDT
K
WS
USGS-WRD
1.00 19.6 28.9 754 3.3 147 476 0.00001 9.4 103 7.9 216       U  U        1
2019-05-01 13:11
CDT
K
WS
USGS-WRD
5.00 19.6   754     475 0.00001 9.4 104 7.9 216                 1
2019-05-01 13:12
CDT
K
WS
USGS-WRD
10.0 19.6   754     476 0.00001 9.4 103 7.9 216                 1
2019-05-01 13:13
CDT
K
WS
USGS-WRD
12.0 19.6   754     477 0.00001 9.4 103 8.0 216                 1
2019-07-17 14:00
CDT
K
WS
USGS-WRD
1.00 27.8 28.4 754 4.0 173 382 0.00004 7.4 95 7.4 1000         U        1
2019-10-10 09:30
CDT
K
WS
USGS-WRD
1.00 25.2 25.5 753 5.0 123 504 0.00002 6.2 76 7.8                   1
2020-04-24 10:25
CDT
K
WS
USGS-WRD
1.00 18.0 24.3 749 6.0 107 370 0.00002 9.4 101 7.8 1000       U  U        1
2020-06-19 10:18
CST
K
WS
USGS-WRD
8.00 25.1   752     571 0.00012 5.6 69 6.9                   1
2020-06-19 10:19
CST
K
WS
USGS-WRD
5.00 25.2   752     598 0.00015 5.1 63 6.8                   1
2020-06-19 10:20
CST
K
WS
USGS-WRD
1.00 25.5 29.8 752 4.5 141 644 0.00017 4.9 61 6.8 172       U  U        1
2020-07-29 11:05
CDT
K
WS
USGS-WRD
5.00 26.3   752     429 0.00013 4.7 59 6.9                   1
2020-07-29 11:06
CDT
K
WS
USGS-WRD
1.00 26.3 29.7 752 5.1 14 427 0.00014 4.5 56 6.9 216       U  U        1
2020-10-22 12:01
CDT
K
WS
USGS-WRD
5.00 22.9   753     581 0.00004 6.5 76 7.4                   1
2020-10-22 12:02
CDT
K
WS
USGS-WRD
1.00 23.1 25.2 753 5.5 323 546 0.00004 6.5 77 7.4 216       U  U        1
2021-04-12 13:26
CDT
K
WS
USGS-WRD
1.00 21.0 28.0 758 3.5 152 702 0.00002 7.3 82 7.6 216         U        1
2021-06-03 10:29
CDT
K
WS
USGS-WRD
3.00 21.4   754     436 0.00002 8.4 96 7.7                   1
2021-06-03 10:30
CDT
K
WS
USGS-WRD
1.00 21.4 30.2 754 3.5 150 436 0.00002 8.4 96 7.7 129       U  0.0   126.9   1
2021-07-07 10:49
CDT
K
WS
USGS-WRD
6.00 25.1   755     401 0.00002 7.4 90 7.6                   1
2021-07-07 10:50
CDT
K
WS
USGS-WRD
5.00 25.1   755     401 0.00002 7.4 90 7.6                   1
2021-07-07 10:51
CDT
K
WS
USGS-WRD
1.00 25.1 35.0 755 < 1.0   401 0.00002 7.4 90 7.6 129       U  0.0   93.68   1
2021-10-08 10:26
CDT
K
WS
USGS-WRD
1.00 23.8 28.0 759 5.4 27 495 0.00003 6.9 82 7.5 216       U  U        1
2022-04-07 10:40
CDT
K
WS
USGS-WRD
5.00 17.1   744     605 0.00005 6.0 64 7.3                    
2022-04-07 10:41
CDT
K
WS
USGS-WRD
1.00 17.1 18.0 744 12 271 605 0.00004 6.1 65 7.4 129       U  U         
2022-06-14 10:51
CDT
K
WS
USGS-WRD
10.0 26.5   767     684 0.00003 6.2 76 7.6                    
2022-06-14 10:52
CDT
K
WS
USGS-WRD
5.00 26.6   767     678 0.00002 6.2 76 7.6                    
2022-06-14 10:53
CDT
K
WS
USGS-WRD
1.00 26.6 32.3 767 11 30 541 0.00002 6.3 78 7.6 216       U  0.10   111.2    
2022-07-27 09:15
CDT
K
WS
USGS-WRD
1.00 30.2 32.0 767 6.3 128 571 0.00002 6.6 87 7.8 216       69 0.02   261.0 6.45  
2022-10-07 10:30
CDT
K
WS
USGS-WRD
1.00 24.1 25.6 749 < 1.0   572 0.00002 7.6 92 7.7 216       U  U         
2023-04-19 10:55
CDT
K
WS
USGS-WRD
1.00 19.8 26.4 766 8.3 120 715 0.00003 7.7 84 7.5 216         0.01   112.6    
2023-06-22 10:15
CDT
K
WS
USGS-WRD
10.0 26.2   747     520 0.00005 5.8 73 7.3                    
2023-06-22 10:16
CDT
K
WS
USGS-WRD
5.00 26.3   747     516 0.00004 5.5 70 7.4                    
2023-06-22 10:17
CDT
K
WS
USGS-WRD
1.00 26.3 31.5 747 2.5 125 514 0.00004 5.6 71 7.4 216         0.02   116.7    
2023-07-20 09:30
CDT
K
WS
USGS-WRD
1.00 29.5 33.7 750 2.4 130 586 0.00002 6.6 87 7.7 216         0.06   100.5    

Water Quality Remark Code Description
< Less than
U Analyzed for but not detected