Basic technical information about Vonarje Dam:
- Dam crest level 211.45 m asl;
- Overflow level 207.50 m asl;
- Maximum level 209.35 m asl;
- Safety freeboard 1.5 m;
- Dam height above terrain 14.85 m;
- Dam length 102.2 m;
- Crest width up to 4.0 m;
- Biological minimum of 120 l/s;
- Storage reservoir volume at 207.50 m asl: 7 x 106 m3
- Storage reservoir volume at 209.35 m asl: 4 x 106 m3