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Lat/Long Coordinate Method Codes

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# National Water Information System
# 2017/03/25
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# Date Retrieved: USGS Water Data for the Nation Help System
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gw_ref_cd	gw_ref_ds
10s	48s
NAD27	North American Datum of 1927
NAD83	North American Datum of 1983
OLDAK	Old Alaska (Mainland) and Aleutian Island Datum
OLDAK	Old Alaska (Mainland) and Aleutian Islands Datum
OLDGUAM	Old Guam Datum
OLDHI	Old Hawaiian Datum
OLDPR	Old Puerto Rico and Virgin Island Datum
OLDPR	Old Puerto Rico and Virgin Islands Datum
OLDSAMOA	Old American Samoa Datum
PUERTORICO	Puerto Rico & Virgin Islands