3701-31-04 (B)(6)(c) / Cross connection hazards shall be prevented.
The hose attached to the pool fill system is not protected from backflow.
The water supply system of a public swimming pool shall be protected from cross-connections. Install an approved backflow prevention device on this hose.
3701-31-04 (B)(6)(c)(ii) / Backwash lines and lines from drainage sumps shall have an air gap and remain open to freely drain.
Observed that there is not an air gap between the DE filter drainage lines and the waste sump.
Lines discharging into backwash or drainage sumps shall have an air gap and remain open to freely drain. Provide an air gap on these two lines.
3701-31-04 (C)(3) / Total alkalinity is at or greater than 60 ppm
Repeat Total alkalinity was observed at 50 ppm.
Total alkalinity shall be maintained at or over 60 ppm. Raise the total alkalinity to at least 60 ppm.