20240806
17553600
1.0
FALSE
metadata_WellLog_Sites
002
241212.353000
773941.466600
3877901.432700
4652594.713600
1
Projected
GCS_North_American_1983
Linear Unit: Meter (1.000000)
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NAD_1983_UTM_Zone_11N
20210610
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20231005
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ItemDescription
Version 6.2 (Build 9200) ; Esri ArcGIS 10.7.1.11595
WellLog_Sites
1
-120.123786
-113.693580
42.025385
35.006668
Location of wells drilled in Nevada and reported to the Nevada Division of Water Resources
<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN STYLE="font-weight:bold;">The data in this feature class is updated every business day. </SPAN></P><P><SPAN /><SPAN>This feature class contains the location and site attributes of drilled wells in Nevada. Licensed well drillers submit well logs (reports) to NDWR. This information is entered into the Well Log database (waterdb) in SQL Server. XY coordinates are displayed in GIS format for convenience in identifying wells. </SPAN></P><P><SPAN>Two additional fields are calculated for specific capacity and transmissivity. </SPAN></P><UL><LI><P><SPAN>Specific capacity is yield divided by drawdrawn with units in gpm/ft. If yield or drawdown fields are blank, specific capacity is blank.</SPAN></P></LI><LI><P><SPAN>Transmissivity is specific capacity times 267. Estimated transmissivities (sp x 267) are in units ft2/d. </SPAN></P></LI></UL><P><SPAN>The reference for the approximation of transmissivity from specific capacity is:</SPAN><SPAN /></P><P STYLE="text-indent:20;"><SPAN>Thomasson, H.J., F.H. Olmstead, and E.R. LeRoux. 1960. Geology, water resources, and usable ground water storage capacity of part of Salano County, CA. U.S. Geological Survey Water Supply Paper 1494. 693 pp.</SPAN></P><P><SPAN>You may search for well reports at </SPAN><A href="http://water.nv.gov:80/welllogquery.aspx" STYLE="text-decoration:underline;"><SPAN>http://water.nv.gov/welllogquery.aspx</SPAN></A></P></DIV></DIV></DIV>
well
log
site
drill
water
right
nevada
regulation
pump
permit
report
Nevada Division of Water Resources
File Geodatabase Feature Class
dataset
EPSG
6.13(3.0.1)
0
Simple
FALSE
0
TRUE
FALSE
metadata_WellLog_Sites
Feature Class
0
OBJECTID
OBJECTID
OID
4
0
0
Internal feature number.
Esri
Sequential unique whole numbers that are automatically generated.
Shape
Shape
Geometry
0
0
0
Feature geometry.
Esri
Coordinates defining the features.
AutoID
AutoID
Integer
4
0
0
well_log
well_log
Integer
4
0
0
app
app
String
10
0
0
BasinID
BasinID
String
4
0
0
SiteType
SiteType
String
25
0
0
WorkType
WorkType
String
50
0
0
ProposedUse
ProposedUse
String
50
0
0
DrillingMethod
DrillingMethod
String
50
0
0
TestMethod
TestMethod
String
50
0
0
twn
twn
String
4
0
0
rng
rng
String
4
0
0
sec
sec
String
2
0
0
sec_quarters
sec_quarters
String
4
0
0
legal_quarters
legal_quarters
String
12
0
0
owner_current
owner_current
String
50
0
0
owner_address
owner_address
String
50
0
0
well_start_date
well_start_date
Date
8
0
0
well_finish_date
well_finish_date
Date
8
0
0
depth_drilled
depth_drilled
Integer
4
0
0
depth_cased
depth_cased
Integer
4
0
0
csng_diameter
csng_diameter
Double
8
0
0
top_perf
top_perf
Integer
4
0
0
bottom_perf
bottom_perf
Integer
4
0
0
perf_intervals
perf_intervals
SmallInteger
2
0
0
static_wl
static_wl
Double
8
0
0
temperature
temperature
Double
8
0
0
yield
yield
Double
8
0
0
drawdown
drawdown
Double
8
0
0
hours_pumped
hours_pumped
Double
8
0
0
gravel_pack_top
gravel_pack_top
Integer
4
0
0
gravel_pack_bot
gravel_pack_bot
Integer
4
0
0
remarks
remarks
String
99
0
0
remarks_additional
remarks_additional
String
99
0
0
lat
lat
Double
8
0
0
Spec_Cap
Spec_Cap
Double
8
0
0
Trans_267
Trans_267
Double
8
0
0
long
long
Double
8
0
0
20231005