INFOHYDRO. Republic of Seychelles. Preliminary information. Republic of Seychelles

Transcription

1 Hydrological observation in the country are largely undertaken by the following entities: Public Utilities Corporation The following information pertaining to: Public Utilities Corporation Preliminary information Pluviographs - Continuous Precipitation Recording Daily Precipitation Evaporation Stage n-recording Stage recording Discharge n-recording Discharge recording Percentage of coverage represented by these Groundwater N/A Sediment Last update: Water quality 14/03/2006 Preliminary information Main unit of institution name (Base name of an institution, usually the name of the governing body) Subordinate unit of institution name (Part of a name of an institution that defines a subdivision or department or unit of the institution) Abbreviated name Full mailing address (of the Institution) Public Utilities Corporation Water and Sewerage Division PUC P.O. BOX 34, VICTORIA, MAHE, REPUBLIC OF SEYCHELLES Full location address (of the Institution).Indicate only if t the same then mailing address Public Utilities Corporation, Water and Sewerage Division, Maison De Malavois, Bois De Roses Avenue, P.O.BOX 34, Victoria, Republic of Seychelles+16:16 Telephone number (Central operator) Telefacsimile number (Central operator) Electronic mail identifier ( address) Host system network address (Web site address) pucwater@ seychelles.net t official

2 Republic Preliminary of Seychelles information Protocol options (Code, word or phrase that specifies capabilities that are supported by a service provider ; "" -If activity undertaken - "" otherwise) Coverage Types of stations operated Geographical Descriptors General Hydrology Hydropower Agriculture Water supply Flood control Pollution control Navigation Others ( please specify) National (if t leave blank) Hydrometric Groundwater Climate Sw Lake levels Glaciers Estuaries Ice thickness Soil Moisture Sediment Water quality Bio diversity Area of country or region (State) (km 2 ) Mean Annual Precipitation (mm) Standard Deviation of Annual Precipitation (mm) General climate (Tropical,subtropical, Arid, semi-arid, temperate etc ) Sewerage 454 square kilometers of surface land area mm 419.5mm Tropical

3 Republic Pluviographs of Seychelles - Continuous Precipitation Recording coverage ( if "National" or specify "Other" but t both) Method used to estimate precipitation (Number of sites Stored in a database ( or ) National (if t leave blank) 5 years to 10 years 1 11 years to 30 years 7 Greater than 30 years 1 Telephone Radio Satellite Tipping Bucket Siphon 8 Number of radar stations located in the country (Number of sites Are the data:available in an electronic medium ( or ) 9 Tilting Siphon recorder (1)

4 Republic Daily Precipitation of Seychelles 40 coverage ( if "National" or specify "Other" but t both) National (if t leave blank) 9 5 years to 10 years 3 11 years to 30 years 14 Greater than 30 years 14 Telephone 40 Radio Satellite Post/Collected Are the data:available in an electronic medium ( or ) Stored in a database ( or ) Intended to publish in PUC web site in due course

5 Republic Evaporation of Seychelles Recording frequency (Instantaneous, seconds, minutes, hours, days, etc.) Daily 7 coverage ( if "National" or specify "Other" but t both) National (if t leave blank) 1 5 years to 10 years 11 years to 30 years 6 Greater than 30 years Telephone Radio Satellite Post/Collected 7 Method used to estimate evaporation ( -If activity undertaken- No, otherwise) Direct measurement Indirect calculation Are the data:available in an electronic medium ( or ) Stored in a database ( or )

6 Republic Stage n-recording of Seychelles Recording frequency (Instantaneous, seconds, minutes, hours, days, etc.) Number of sites at which measurements are taken (Number of sites Daily 14 coverage ( if "National" or specify "Other" but t both) National (if t leave blank) 5 years to 10 years 11 years to 30 years 13 Greater than 30 years 1 Telephone 2 Post/Collected 12 Method used to estimate stage ( -If activity undertaken. -Nootherwise) Gauge-board Others (Please specify) Fixed datum Are the data:available in an electronic medium ( or ) Stored in a database ( or )

7 Republic Stage recording of Seychelles Recording frequency (Instantaneous, seconds, minutes, hours, days, etc.) Weekly and Monthly 5 coverage ( if "National" or specify "Other" but t both) Method used to estimate stage ( -If activity undertaken. -Nootherwise) National (if t leave blank) Other (Specify if Regional, State, 5 years to 10 years 11 years to 30 years 5 Greater than 30 years Telephone Radio Satellite Post/Collected 5 Gauge-board Float Well Gas-pressure Others (Please specify) Are the data:available in an electronic medium ( or ) Stored in a database ( or )

8 Republic Discharge of n-recording Seychelles Recording frequency (Instantaneous, seconds, minutes, hours, days, etc.) Number of sites at which measurements are taken (Number of sites Weekly 12 coverage ( if "National" or specify "Other" but t both) National (if t leave blank) 5 years to 10 years 11 years to 30 years 12 Greater than 30 years Telephone Post/Collected 12 Method used to determine stage ( -If activity undertaken- No, otherwise) Method used to estimate discharge ( -If activity undertaken. -No- otherwise) Stored in a database ( or ) Direct measurement (Gauge Boards) Indirect calculation Rating Curve Others (Please specify) Are the data:available in an electronic medium ( or ) Emphirical formulas

9 Republic Groundwater of Seychelles Recording frequency Non-continuous Continuous coverage ( if "National" or specify "Other" but t both) National (if t leave blank) 5 years to 10 years 8 11 years to 30 years 3 Greater than 30 years Are the data:available in an electronic medium ( or ) Stored in a database ( or ) Are water quality data taken ( or ) 11

10 Republic Water quality of Seychelles Data routinely measured ( -If activity undertaken. -Nootherwise) Water Temperature Air Temperature ph Specific Conductivity Dissolved Oxygen Turbidity Major ions Metals Organics Pesticides Herbicides Mercury Phels Nutrients BOD & COD POPs Others (Please specify) 62 coverage ( if "National" or specify "Other" but t both) Stored in a database ( or ) National (if t leave blank) 5 years to 10 years years to 30 years Greater than 30 years Are the data:available in an electronic medium ( or )