1. NWS FORM E-19/E-19A  THE E-19 IS A 10 PAGE “REPORT OF RIVER GAGE STATION”.  THE E-19A IS A ONE-PAGE SUMMARY SHEET.  THE E-19/E-19A CONTAINS INFORMATION SIMILAR TO THE USGS STATION DESCRIPTION.

2. NWS FORM E-19  CONTAINS INFORMATION FOR EACH FORECAST POINT OR DATA POINT SUCH AS: –LOCATION (MAP, LAT/LON) –GAGING EQUIPMENT AND TELEMETRY AT SITE –BENCHMARKS –GAGE HISTORY –CREST HISTORY –STAGE-DAMAGE INFORMATION

3. NWS FORM E-19A  CONTAINS –SITE INFORMATION (LAT/LON) –OBSERVER INFORMATION –GAGE INFORMATION (DCP, TELEMETRY) –HIGHEST STAGES EXPERIENCED –OTHER REMARKS (DRIVING DIRECTIONS TO THE SITE).

4. E-19/E-19A REVISION  NWS DIRECTIVE 10-924 STATES THAT E-19’S MUST BE UPDATED AT LEAST EVERY 10 YEARS.  NWS CENTRAL REGION REQUIRES E-19’S BE UPDATED AT LEAST EVERY 5 YEARS. E-19’S BE UPDATED AT LEAST EVERY 5 YEARS.

5. E-19/E-19A REVISION  NWS DIRECTIVE 10-924 STATES THAT E-19A’S MUST BE PREPARED FOR ALL FORECAST POINTS AND DATA POINTS: –WITHIN 60 DAYS OF BEING INCORPORTATED INTO THE NWS PROGRAM –WITHIN 30 DAYS OF A SIGNIFICANT EVENT SUCH AS THE GAGE BEING DISCONTINUED.

6. E-19/E-19A REVISION  SUGGESTION: ASSIGN AN E-19/E-19A TO EACH OF YOUR MANAGEMENT AND OPERATIONS STAFF FOR THEM TO REVISE.  THIS HAS BEEN DONE REGULARLY AT WFO EAX SINCE 1993. ALL METS, HMT’S, INTERNS, AND EVEN THE MIC, WCM, AND SOO REVISE AN E-19/E-19A.  FOR THEIR FIRST TIME, TAKE STAFF TO THE FIELD AND SHOW THEM HOW IT’S DONE.

7. E-19/E-19A REVISION FIELD VERIFICATION  INSPECT THE SITE WITH: –THE EXISTING E-19/E-19A –USGS STATION DESCRIPTION –KEY TO USGS/NWS GAGES –MAP OF SITE –CAMERA –SMALL SHOVEL

8. E-19/E-19A REVISION FIELD VERIFICATION  VERIFY THE: –LOCATION OF THE GAGES –TYPES OF GAGES –GAGE TELEMETRY  TAKE A CHECKBAR READING AND STAGE READING. NOTE THE DATE AND TIME OF THE STAGE READING.

9. E-19/E-19A REVISION FIELD VERIFICATION  LOCATE ALL BENCHMARKS IN THE E-19 AND USGS STATION DESCRIPTION.  EVALUATE THE STAGE-DAMAGE DESCRIPTIONS. DO THEY SEEM REASONABLE? HAVE PHYSICAL STRUCTURES (ROADS, LEVEES, BUILDINGS) BEEN REPLACED OR REMOVED.

10. E-19/E-19A REVISION FIELD VERIFICATION  DETERMINE THE STAGE AT WHICH WATER REACHES THE BOTTOM OF THE BRIDGE STUCTURE, AND OVERTOPS THE BRIDGE DECK OR GUARDRAILS. INCLUDE THIS INFORMATION IN THE E-19.  YOU CAN USE THE WIRE-WEIGHT GAGE TO ESTIMATE THE ABOVE STAGES.

11. E-19/E-19A REVISION FIELD VERIFICATION  TAKE PICTURES LOOKING UPSTREAM AND DOWNSTREAM FROM THE BRIDGE.  TAKE PICTURES OF ALL GAGE STRUCTURES AND EQUIPMENT.  NOTE DATE AND TIME OF PICTURES.

12. E-19/E-19A REVISION FIELD VERIFICATION  LAST THING. MAKE SURE ALL GAGE HOUSES AND WIRE-WEIGHT GAGES ARE SECURELY LOCKED WHEN YOU ARE DONE.

13. E-19/E-19A REVISION OFFICE REVISION  UPDATE THE COOP OBSERVER INFORMATION FROM THE B-44.  COMPARE THE E-19 GAGE DESCRIPTION, ZERO DATUM, DRAINAGE AREA, CHECKBAR READING, LAT/LON, LENGTH OF RECORD, AND RECORD CRESTS TO THE USGS STATION DESCRIPTION AND WATER RESOURCE DATA BOOKS.

14. E-19/E-19A REVISION OFFICE REVISION  REVISE THE MAP SHOWING THE GAGE LOCATION.  ADD BENCHMARK DESCRIPTIONS FROM THE USGS STATION DESCRIPTION.

15. E-19/E-19A REVISION OFFICE REVISION  ADD HISTORIC PEAK STAGES AND DATES OF OCCURRENCE AS DETERMINED FROM USGS WATER RESOURCE DATA BOOKS AND NWS E-3 REPORTS.  REVISE THE STAGE-DAMAGE DESCRIPTIONS.

16. E-19/E-19A REVISION OFFICE REVISION  ANNOTATE THE PICTURES WITH: – THE NAME OF THE SITE – DATE PICTURE WAS TAKEN –WHAT THE PICTURE SHOWS (E.G. LOOKING UPSTREAM FROM THE HIGHWAY 169 BRIDGE) –STAGE AT THE TIME THE PICTURE WAS TAKEN.

17. E-19/E-19A REVISION  THE SERVICE HYDROLOGIST OR HYDRO FOCAL POINT WILL TYPE IT INTO HYDROBASE.  COPIES OF THE REVISED E-19/E-19A SHOULD BE PROVIDED TO NWS HEADQUARTERS, REGION, AND APPLICABLE RFC. IN CR, INCLUDE A SHEET DESCRIBING E-19 CHANGES WITH THE RFC COPY OF THE E-19.

18. E-19/E-19A REVISION  ADDRESS FOR NWS HEADQUARTERS: Hydrologic Information Center, W/OS31 SSMC 2 - Rm. 13468 1325 East-West Highway Hydrologic Information Center, W/OS31 SSMC 2 - Rm. 13468 1325 East-West Highway Silver Spring, MD 20910-3283 Silver Spring, MD 20910-3283

19. E-19/E-19A REVISION EXERCISE

20. DCP, MANOMETER, STEVENS RECORDER

21. PRESSURE SENSOR, DCP, AND LARC

22. E-19/E-19A REVISION REVIEW

23.  BENCHMARKS HAVE CHANGED. PREVIOUS BM’S WERE DESTROYED WHEN THE BRIDGE WAS REPLACED IN 2004.  WIRE-WEIGHT GAGE NO LONGER EXISTS.

24. E-19/E-19A REVISION REVIEW  AUTOMATED GAGE EQUIPMENT HAS CHANGED. MANOMETER AND STEVENS RECORDER ARE GONE. PRESSURE SENSOR REPLACED THE MANOMETER.