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Water Quality Samples for the Nation

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 405352076040301 GREEN MOUNTAIN TUNNEL

Schuylkill County, Pennsylvania
Hydrologic Unit Code 02050107
Latitude  40°53'52", Longitude  76°04'03" NAD27
Gage datum 1,177 feet above NGVD29
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 		 Hydro-
logic
Event 		 Hydro-
logic
Condition 		 Sample
type 		 Project
Code


Temper-
ature,
water,
deg C
(00010)

Agency
ana-
lyzing
sample,
code
(00028)

Instan-
taneous
dis-
charge,
ft3/s
(00061)		 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)
pH,
water,
unfltrd
field,
std
units
(00400)

Carbon
dioxide
water,
unfltrd
mg/L
(00405)		 ANC,
wat unf
fixed
end pt,
field,
mg/L as
CaCO3
(00410)		 ANC,
wat unf
infl pt
titr.,
field,
mg/L as
CaCO3
(00419)

Acidity
water,
unfltrd
mg/L as
CaCO3
(00435)		 Bicar-
bonate,
wat unf
infl pt
titr.,
field,
mg/L
(00450)


Sulfate
water,
fltrd,
mg/L
(00945)


Iron,
water,
fltrd,
ug/L
(01046)

Manga-
nese,
water,
fltrd,
ug/L
(01056)

Dis-
charge,
instan-
taneous
m3/s
(30209)
1975-04-15
 EDT
 T
 WG
 USGS-WRD
 9
 A
 9
9.0  1028  2.1  210  0.25318    3.6  0.0  0.0    48    76.0  1000    0.06 
1991-11-07 13:10
 EST
 T
 WS
 USGS-WRD
 9
 4
 9
 444288805
 8.5  80020  0.50  269  0.25318  10.5  3.6  0.0  0.0  0.0  50  0.0  95.0  510  1300  0.01