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| Introduction :: Data Search Options :: Water System Search :: DWS Home :: DWS Rules |
OHA Drinking Water Services
Contact Report Details |
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| PWS ID: | OR41 00270 | ||
| PWS Name: | ECHO, CITY OF | ||
| Who Was Contacted and Phone: | Mike Kelly (503) 656-4880 | ||
| Contact Date: | 08/01/2008 | ||
| Contacted By: | BURNETT, GARY (DWP) | ||
| Contact Method/Location: | Office | ||
| Assistance Type: | PLAN REVIEW | ||
| Reasons: | Coliform Operations |
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| Details: | SUMMARY: Engineered Control Products to install chlorinator. DETAILS: Mike Kelly of Engineered Control Products has been hired by the City to install a chlorinator at Well 4. Flow from Well 4 at 300 gpm mixes with Well 5 prior to entry into the reservoir. So, the recommended solution feed is 12 gpd of 12.5% sodium hypochlorite at Well 4 to yield 3.5 mg/l chlorine. After the wells mix the residual in the reservoir should be about 1.2 mg/l. ACTION NEEDED: Mike Kelly to submit specification data on chlorine equipment for review. | ||