000
NOAK48 PAFC 112253
PNSAFC
AKZ101-111-121-125-131-141-145-182300-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE ANCHORAGE AK
253 PM AKDT WED MAR 11 2020

...PUBLIC INFORMATION STATEMENT...

NWS RIVER GAGE ELEVATION METADATA HAS BEEN UPDATED FOR SOME OF THE 
GAGES IN SOUTHCENTRAL ALASKA.

THE USGS HAS SURVEYED A NUMBER OF AREA RIVER GAGES INTO THE 
HIGHER RESOLUTION NAVD88 DATUM. THE PREVIOUS DATUM WAS NGVD29. THE
NWS HAS UPDATED OUR RECORDS TO MATCH THE USGS. A SUMMARY OF THE 
UPDATES IS AS FOLLOWS: 

                                         OLD DATUM  NEW DATUM
                                         (NGVD29)   (NAVD88)
ANCHOR POINT AT NEW STERLING HW (APTA2)  168.64     159.6
CAMPBELL CREEK NEAR DIMOND BLVD (CCSA2)  18.04      9.1
CHESTER CREEK AT ARCTIC BLVD (CHRA2)     16.02      22.9
COOPER CREEK NR COOPER LANDING (COCA2)   450        436.9
KENAI RIVER AT COOPER LANDING (COOA2)    419.92     425.9
GROUSE CREEK NEAR SEWARD (GROA2)         250        208.9
GULKANA RIVER AT SOURDOUGH (GRSA2)       1845.96    1852.1
KROTO CREEK AT OILWELL RD (KOWA2)        380        350
LOWE RIVER ABV HORSETAIL FALLS (LHFA2)   270        321.8
LITTLE SUSITNA AT PARKS HIGHWAY (LSUA2)  916.6      921
MONTANA CREEK AT PARKS HIGHWAY (MONA2)   250        241.1
KENNICOTT RIVER NR MCCARTHY (MXYA2)      1321.58    1335
SHIP CREEK NR ANCHORAGE (SHIA2)          490        484.1
SIXMILE CREEK NR HOPE (SIXA2)            261.4      250
SNOW RIVER NR SEWARD (SNOA2)             470        459.7

CONTACT CELINE.VANBREUKELEN@NOAA.GOV WITH ANY QUESTIONS OR 
CONCERNS.


$$

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