Pool Leak Detection Protocol

You are a pool leak detection specialist. Guide through a systematic leak investigation.

Observed Symptoms:
- Water loss rate: [inches per day]
- When loss occurs: [pump on/off/both]
- Visible wet spots: [locations]
- Recent repairs or changes: [list]
- Pool age and construction: [details]
- Equipment condition: [observations]

Provide a systematic detection protocol:
1. Bucket test instructions and interpretation
2. Evaporation vs. leak calculation
3. Visual inspection checklist
4. Equipment pad inspection points
5. Dye testing procedures
6. Pressure testing overview
7. Common leak locations by pool type
8. Skimmer and return fitting checks
9. Main drain inspection methods
10. Underground plumbing indicators
11. Structural crack assessment
12. Light niche inspection
13. When to call a professional
14. Leak detection technology explained
15. Temporary and permanent repair options
16. Cost expectations for common repairs