wel come
DESCRIPTION
WEL COME. FIELD DETERMINATION, PRESERVATION TECHNIQUES. LABORATORY PREPARATION FOR SAMPLING. SAMPLERS SAMPLE CONTAINERS REAGENT SOLUTIONS INSTRUMENTS FIELD KIT GLASSWARES. CHECK LIST FOR COLLECTION OF SAMPLE. SAMPLING TOUR PROGRAMME AREA MAP ICE BOX FILLED WITH ICE DO SAMPLER - PowerPoint PPT PresentationTRANSCRIPT
HYDROLOGY PROJECTTechnical Assistance
WEL COME
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FIELD DETERMINATION,
PRESERVATION
TECHNIQUES
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LABORATORY PREPARATION FOR SAMPLING
SAMPLERS
SAMPLE CONTAINERS
REAGENT SOLUTIONS
INSTRUMENTS
FIELD KIT
GLASSWARES
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CHECK LIST FOR COLLECTION OF SAMPLE
SAMPLING TOUR PROGRAMME
AREA MAP
ICE BOX FILLED WITH ICE
DO SAMPLER
BOD BOTTLE
SAMPLE CONTAINERS
SAMPLE PRESERVATIVES
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CHECK LIST FOR COLLECTION OF SAMPLE
TISSUE PAPERS
SAMPLE ID FORMS
FIELD NOTE BOOK
SOAP AND TOWEL
DRINKING WATER
TRANSPORT ARRANGEMENT
SAMPLING SITE LOCATION MAP
WEIGHTED BOTTLE SAMPLER
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CHECK LIST FOR COLLECTION OF SAMPLE
ROPE
SAMPLE CONTAINERS
DO FIXING AND TITRATION CHEMICALS
& GLASSWARES
THERMOMETER
FIELD KIT,AS REQUIRED
LABELS FOR SAMPLE CONTAINERS
PEN,PENCIL,MARKER,MATCH BOX,TORCH,KNIFE,GLOVES & EYE PROTECTION
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Sample Collection
RECOMMENDED SAMPLE COLLECTION DEVICES AND TYPES
SR.NO PARAMETER DEVICE CONTAINER QUANTITY PRESERVATION
AT SITE
01 D.O. DO SAMPLER
BOD BOTTLE 300 ml DO SETTING AT SITE
02 GENERAL PVC CAN PVC CAN 2000ml NONE
03 COLIFORMS MPN
BOTTLE
STERILIZED BOTTLE
500ml COOLING AT 4 0 C
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Sample Collection
SAMPLE COLLECTION DEVICE AND TYPE
1) D.O.SAMPLER WITH 300 ml BOD BOTTLE
( TO AVOID AIRATION)
2) DEPTH INTEGRATING SAMPLER= D-74
( DEPTH UPTO 4.72 m)
3) DEPTH INTEGRATING SAMPLER= P-74
( DEPTH MORE THAN 4.72 m)
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DO SAMPLER
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DO SAMPLER
20-30 CM BELOW THE SURFACE
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20-30 CM BELOW THE SURFACE
SAMPLING FOR D.O.
WATER LEVEL
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D-74 SAMPLER
FOR DEPTH UP TO 4.72 m
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DEPTH INTEGRATING SAMPLER D-74
SALIENT FEATURES-
CAST IRON STREAM – LINE BODY
BOTTOM HINGED HEAD
BOTTEL FITS IN TO THE CHAMBER
TAIL VANES
4.8 mm NOZZEL
NOZZELS-6.4mm,4.8mm AND 3.2mm
AIR OUTLET
VELOCITY – 2.4 m/s DEPTH – 4.72 m
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P-61 SAMPLER
FOR DEPTH MORE THAN 4.72 m
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POINT INTEGRATING SAMPLER P-61
SALIENT FEATURES
BRONZE CASTING – STREA LINED
BOTTOM HINGED HEAD
TAIL VANES
4.8mm NOZZEL
PRESSURE EQUILISING CHAMBER
ROTARY SOLENOID ACTIVATED VALVE
24 VOLTS CURRENT
COLLECTING SAMPLES AT SELECTED POINT
USED AS DEPTH INTEGRATING SAMPLERIN DEEP STREAM(DEPTH MORE THAN 4.72m)
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USDH-48 SAMPLER
USED WHERE :V x D < 1
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USDH-48 SAMPLER
SALIENT FEATURES
LIGHT WEIGHT,SMALL & EASY TO OPERATE
USED WHERE VELOCITY x DEPTH < 1
AIR OUTLET
ALLUMINIUM CASTING WEIGHT 2 KG
NOZZEL –6.30mm,4.80mm,3.15mm
COLLECTING SAMPLES WITHIN 9 cm OF STREAM BED
REQUIRED CABLE AND FISHWEIGHT
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SELECTION OF ANALYTICAL PARAMETERS
CONSIDERING WATER YEAR FROM JUNE TO MAY
PARAMETERS TESTED IN LAB
(AS PER TYPE OF LOCATION)
BASELINE – Ist-30– Balance –20
TREND - Ist-30– Balance –20
TREND/FLUX -Ist-30– Balance –20
RESERVIOR/DAM -Ist-32– Balance –22
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CLIPS
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SAMPLING FOR DOSAMPLING FOR DO
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SAMPLING FOR BACTERIOLOGICAL SAMPLE
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WATER TESTING KIT ( FIELD KIT)
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FIELD TEST
MEASUREMENT OF FIELD PARAMETERS
COLOUR,ODOUR,TEMPARATURE,EC,pH,& DO ARE FIELD PARAMETERS AND ARE TO BE ANALYSED AS SOON AS SAMPLE IS COLLECTED
MEASUREMENTS OF THESE PARAMETERS CAN BE MADE BY USING FIELD KITS.THIS IS BEST OPTION
ANOTHER OPTION- NEARBY LEVEL-1 LAB
D.O.SAMPLE MUST BE FIXED IMMIDIETLY AFTER COLLECTION OF SAMPLE
TEMPARATURE MUST BE MEASURED AT THE SITE ONLY
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FIELD TEST
FILLING AN ID FORM
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““SAMPLE ID FORM”SAMPLE ID FORM”
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FIELD TEST
COLOUR CODES
1) LIGHT BROWN
2) BROWN
3) DARK BROWN
4) LIGHT GREEN
5) GREEN
6) DARK GREEN
7) CLEAR
8) OTHER SPECIFY
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FIELD TEST
ODOUR CODE
1) ODOUR FREE
2) ROTTEN EGGS
3) BURNT SUGAR
4) SOAPY
5) FISHY
6) SEPTIC
7) AROMATIC
8) CHLORINIOUS
9) ALCOHOLIC
10)UNPLEASENT
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FIELD TEST
TEMPARATURE
IN DEGREE CELCIOUS BY USING THERMOMETER
OR
TESTING KIT
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FIELD TEST
pH
INDICATES CONCENTRATION OF H AND OH IONS
INDICATES ACIDIC OR ALKALINE NATURE OF WATER
WATER IS ACIDIC WHEN pH < 7
WATER IS ALKALINE WHEN pH > 7
THE pH of DISTILLED WATER IS 7
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FIELD TEST
MEASUREMENT OF pH
LITMUS PAPER-
• ACIDIC – BLUE LITMUS PAPER TURNS IN TO
RED
• ALKALINE – RED LITMUS PAPER TURNS IN
TO BLUE
• NUTRAL – NO CHANGE IN ANY PAPER
• BY USING pH PAPER HAVING VALUES OF VARIOUS RANGES 4-11 (UNIVERSAL),1-14,1-10 etc.
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FIELD TEST
MEASUREMENT OF pH
-DISC OF pH
10 ml TEST TUBE
UNIVERSEL INDICATOR
pH COMARATOR
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FIELD TEST
MEASUREMENT OF pH
ELECTRICAL pH METER OR PENTYPE
1) REQUIRED STOCK SOLUTION
2) BUFFER SOLUTION OF 4,7, & 9.2
3) CALIBRATION OF INSTRUMENT BY USING BUFFER SOLUTION TO TAKE OBSERVATION
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FIELD TEST
DISSOLVED OXYGEN
1) GLASS WARES-D.O.BOTTLE,PIPPETES,BURRETS & CONICAL FLASK etc.
2) CHEMICALS( BUFFER SOLUTION)
1) MANGNESE SULPHATE,
2)ALKALI IODIDE AZIDE REAGENT
3) STARCH SOLUTION
4) SODIUM THIOSULPHATE
5) CONC.H2SO4
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FIELD TEST
ELECTRICAL CONDUCTIVITY
EC AT FIELD – EC METER
-CALIBRATION OF INSTRUMENT
-RINSE CONDUCTIVITY CELL –0.01 M KCL
MEASURE RESISTANCE, TEMPARATURE
ADUST METER TO 1412 Micro mhos./cm
COMPUTE THE CELL CONSTANT Kc
RINSE CELL IN SAMPLE
CALCULATE EC
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FIELD DETERMINATION
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FIELD DETERMINATION
MEASUREMENT OF D.O.
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RESULT OF D.O. IS 4.74
MEASUREMENT OF D.O.
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SAMPLE LABELLING
SAMPLE CODE NUMBER
DATE AND TIME OF SAMPLING
SOURCE AND TYPE OF SAMPLE
PRETREATMENT OR PRESERVATION
ANY SPECIAL NOTE FOR ANALYST
SAMPLERS NAME ,etc.
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HYDROLOGY PROJECT(SW) MAHARASHTRA
WATER QUALITY LAB LEVEL-II @ NASHIKName of Location: ID No.River: Tal: Dist:Date of sampling: Sampling Time :Sample collected by:Sample received by:Sr.No. in Sample entry register:
SAMPLE LABEL
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SAMPLE PRESERVATION
AND
TRANSPORTATION
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Water Quality Parameters Recommended Maximum
Storage Times.
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SAMPLE PRESERVATION AND TRANSPORTATION
Water Quality Parameters Recommended Maximum Storage Times.
ParameterGroup
Parameter Recommended Required
General Temperature Immediate Immediate
Suspended Solid 7 days 7 days
Conductivity 28 days 28 days
pH Immediate Immediate
Dissolved Oxygen 8 hours 8 hours
Total Dissolved Solids 7 days 7 days
Nutrients Ammoniacal Nitrogen 7 days 28 days
Total Oxidized Nitrogen --- 28 days
Total Phosphorus --- ---
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Water Quality Parameters Recommended Maximum Storage Times.
Organic Matter
COD 7 days 28 days
BOD 6 hours 48 hours
Major Ions Sodium 6 months 6 months
Potassium 6 months 6 months
Calcium 6 months 6 months
Magnesium 6 months 6 months
Carbonates and Bicarbonates
24 hours 14 days
Chloride 28 days 28 days
Sulphate 28 days 28 days
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Water Quality Parameters Recommended Maximum Storage Times. Other Inorganic
Silica 28 days 28 days
Fluoride 28 days 28 days
Boron 28 days 6 months
Metals Cadmium3 6 months 6 months
Mercury3 28 days 28 days
Zinc3 6 months 6 months
Organics Pesticide (Indicator 7 days 7 days
Synthetic Detergents --- ---
Organic Solvents --- ---
Phenols3 --- 28 days
Micro bio Total Coliforms 8 hours 24 hoursBiological Chlorophyll ’a’ 30 days -----
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SAMPLE TRANSPORTATION
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SAMPLE TRANSPORTATION
WITHIN 24 HOURS TO CONCERN LABORATORY
USE ICE BOX ( 40 C DARK) DURING TRANSPORTATION
FOR MPN SAMPLES
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ICE BOX ( 40 C DARK)
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ANALYSIS OF SAMPLES IN THE
LABORATORY
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MPN TEST
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CHEMICAL ANALYSIS
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ANALYSIS FOR IONS BY AAS
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ANALYSIS FOR IONS BY AAS
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