# Presentation: 644393

## TWC Alerting:  Message Content and Dissemination

**Tsunami Warnings**
**June 25-30, 2007, St. Augustine, Trinidad**
**TWC Alerting:  Message Content and Dissemination**
***Dr. Charles McCreery, Director***
*** ******NOAA Richard H. Hagemeyer Pacific Tsunami Warning Center***
***Ewa Beach, Hawaii USA***

## PROPOSED CRITERIA FOR CARTWS PRODUCTS

| Earth-quake
Depth | Earthquake
Location | Earthquake
Magnitude
(Mw) | Description of Tsunami
Potential | Product
Type |
| --- | --- | --- | --- | --- |
| < 100 km | Under or very near the sea | 6.0 to 7.0
Caribbean | Very small potential for a destructive local tsunami | Tsunami Information Statement |
|  |  | 6.5 to 7.8
Atlantic | Very small potential for a destructive ocean-wide tsunami | Tsunami Information
Statement |
|  |  | 7.1 to 7.5
Caribbean | Potential for a destructive local tsunami | Local 
Tsunami Watch Message |
|  |  | 7.6 to 7.8
Caribbean | Potential for a destructive regional tsunami | Regional Tsunami Watch Message |
|  |  | ≥ 7.9
Caribbean
& Atlantic | Potential for a destructive ocean-wide tsunami | Ocean-wide Tsunami Watch Message |
|  | Inland | ≥ 6.0 Carib
≥ 6.5 Atlan | No tsunami potential | Tsunami Information Statement |
| ≥ 100 km | All Locations | ≥ 6.0 Carib
≥ 6.5 Atlan | No tsunami potential | Tsunami Information Statement |

**Notes:**
These criteria are the similar to those used in the Pacific and Indian Oceans, with some modification to account for geographic and seismic source considerations.

## WMO/GTS AND AWIPS IDs

- FOR CARTWS PRODUCTS

| WMO/GTS ID | AWIPS ID | Product Type |
| --- | --- | --- |
| WECA41 PHEB | TSUCAX | Tsunami Watch Message |
| WECA43 PHEB | TIBCAX | Tsunami Information Statement |

**Notes:**
These are the current WMO/GTS Product Identifiers.  Country Meteorological Services need to request these products from their respective GTS hub to receive these products.  AWIPS is the Advanced Weather Interactive Processing System used only in the U.S.

## TSUNAMI INFORMATION STATEMENT

**TSUNAMI INFORMATION STATEMENT**

## TSUNAMI INFORMATION STATEMENT

**TSUNAMI INFORMATION STATEMENT**

## REGIONAL TSUNAMI WATCH - INITIAL

**REGIONAL TSUNAMI WATCH - INITIAL**

## REGIONAL TSUNAMI WATCH - INITIAL

**REGIONAL TSUNAMI WATCH - INITIAL**

## REGIONAL TSUNAMI WATCH - INITIAL

**REGIONAL TSUNAMI WATCH - INITIAL**

## PROPOSED CARTWS FORECAST POINTS

**PROPOSED CARTWS FORECAST POINTS**

**Notes:**
These are the CARTWS proposed forecast points.  Estimated tsunami arrival times will be included in PTWC products for all areas included in a Watch.  The forecast points are listed with coordinates in the Draft CARTWS Communication Plan.  Countries should review these points and suggest changes if necessary.

## REGIONAL TSUNAMI WATCH - INITIAL

**REGIONAL TSUNAMI WATCH - INITIAL**

## REGIONAL TSUNAMI WATCH - FINAL

**REGIONAL TSUNAMI WATCH - FINAL**

## REGIONAL TSUNAMI WATCH – SUPPLEMENTAL

**REGIONAL TSUNAMI WATCH – SUPPLEMENTAL**
**INCLUDES SEA LEVEL READINGS**

## PTWC Sea Level Monitor Display

**PTWC Sea Level Monitor Display**

## PTWC Sea Level Data Processing

## CARTWS FOCAL POINT DESIGNATIONS

** ****TURKS AND CAICOS**
** ****BERMUDA**
** ****CUBA**
** ****JAMAICA**
** ****HAITI**
** ****DOMINICAN REPUB**
** ****PUERTO RICO**
** ****US VIRGIN IS**
** ****BRITISH VIRGIN IS**
** ****ANGUILLA**
** ****SAINT MARTIN**
** ****SAINT MAARTEN**
** ****SAINT KITTS**

** ****BARBUDA**
** ****ANTIGUA**
** ****MONTSERRAT**
** ****GUADELOUPE**
** ****DOMINICA**
** ****MARTINIQUE**
** ****SAINT LUCIA**
** ****BARBADOS**
** ****SAINT VINCENT**
** ****GRENADA**
** ****TRINIDAD & TOBAGO**
** ****VENEZUELA**
** ****BONAIRE**
** ****CURACAO**

** ****ARUBA**
** ****BRAZIL**
** ****FRENCH GUIANA**
** ****SURINAME**
** ****GUYANA**
** ****COLOMBIA**
** ****PANAMA**
** ****COSTA RICA**
** ****NICARAGUA**
** ****HONDURAS**
** ****GUATEMALA**
** ****BELIZE**
** ****MEXICO**

**CARTWS FOCAL POINT DESIGNATIONS**

**RED:****	****FOCAL POINT INFORMATION RECEIVED**
**	****(*****15 GTS    14 AFTN    44 FAX    47 EMAIL   65 PHONES)***
**BLACK:****	****NO FOCAL POINT INFORMATION YET**

**Notes:**
The CARTWS focal point information received to date is substantial but still incomplete.  It will be tested in a Communications Test to be conducted by PTWC this week.  Countries are requested to respond to the test to verify that PTWC messages are received in case of an actual event.

## Thank You

**Thank You**