DATA OVERVIEW

1. Water Consumption
2. Connections to EYDAP's network
3. Chemical analyses of the output of the Wastewater Treatment Plant (WWTP) in Psittaleia
4. Drinking water production from the Water Treatment Plants (WTP) of EYDAP
5. Reservoir reserves
6. Water Supply Interruptions
7. Water Quality Inspection: Chlorine Sampling
8. Water Quality Inspection: Turbidity Sampling
9. Water Consumption of Public Schools
10. Customer Communication Data (1022)
11. Regional Customer Service Centers of EYDAP

Table 1: Water Consumption

• Postal Code (PC)
• Extended Area Name
• Consumption Class in order to differentiate small from large consumers
  • Field Categories: "Consumption Class"
  • Class A: < 0.1 cubic meters/day
  • Class B: 0.1 to 0.5 cubic meters/day
  • Class C: 0.5 to 1 cubic meter/day
  • Class D: 1 to 5 cubic meters/day
  • Class E: > 5 cubic meters/day
• Total Consumption per PC & Class
• Total days of consumption recorded (PC & Class)
• Number of connections counted
• Year-Month of reference

Table 2: Connections to EYDAP's network

• Area
• Postal Code (PC)
• Number of connections per PC
• Year-Month of reference

Table 3: Chemical analyses of the output of the Wastewater Treatment Plant (WWTP) in Psittaleia

• Date
• Turbidity
• Total chemical oxygen demand (CODt)
• Soluble chemical oxygen demand (CODd)
• Biochemical oxygen demand (BOD)
• Total Suspended Solids (TSS)
• Volatile Suspended Solids (VSS)
• Total Solids (TS)

Table 4: Drinking water production from the Water Treatment Plants (WTP) of EYDAP

• Date
• Water Treatment Plant
• Total production for the specific period (per day)

Table 5: Reservoir reserves

• Date
• Reservoir
• Total Reserves for the specific period (per day)

Table 6: Water Supply Interruptions

• Date
• Scheduled/Unscheduled
• Address (Intersection)
• Area/Municipality

Table 7: Water Quality Inspection: Chlorine Sampling

• Sampling Point
• Longitude
• Latitude
• Sampling Date
• Residual Chlorine
• Unit of measurement
• Value of Residual Chlorine

Table 8: Water Quality Inspection: Turbidity Sampling

• Sampling Point
• Longitude
• Latitude
• Sampling Date
• Parameter for Measurement (Turbidity)
• Unit of measurement
• Turbidity Value

Table 9: Water Consumption of Public Schools

• Meter Registration Number
• School Description
• Address, Area, Municipality
• Meter Number, Supply Diameter
• Actual/Estimated
• Time Period (From – To)
• Cubic Meters of Consumption
• Notes

Table 10: Customer Communication Data (1022)

• Date & Time
• Postal Code
• Type of Customer Service (e.g., verbal information, damage of pipes, billing issues)
• Service Type (Water Supply, Sewage, Billing Issues)
• Event or Issue Description (brief text)
• Problem Description (brief text)

Table 11: Regional Customer Service Centers of EYDAP

• Title of Customer Service Center
• Postal address of Customer Service Center
• Postal Code of Customer Service Center
• Municipality of Customer Service Center
• Longitude and latitude of Customer Service Center