Provide an Operator in Responsible Charge (ORC) for Mount Mitchell State Park to maintain the Wastewater Collection, Treatment and Subsurface Disposal System with the following components: A. One (1) 5,000-gallon pump tank B. One (1) 3,000- gallon septic tank C. One (1) 450 square foot, 5 GPD re-circulating, lined sand filter (covered with small stones) D. One (1) tablet chlorinator E. One (1) Perc-Rite Model W30C filter assembly with dual 23 GPM pumps F. One (1) 44-acre (two zone) drip irrigation area G. Associate valves, piping, and other miscellaneous operational items. Provide an ORC with a current certification by the Water Pollution Control System Operators Certification Commission in accordance with 15A NCAC 08G .0200 to maintain the Wastewater Collection, Treatment and Subsurface Disposal System and one or more certified operator(s) as back up ORC(s) with one (1) onsite service visit per week. Responsibilities of the ORC as outlined in the North Carolina Environmental Management Wastewater Irrigation System Permit WQ0012690 (hereinafter “Wastewater Permit WQ0012690”) are listed below. A copy of the North Carolina Environmental Management Wastewater Irrigation System Permit WQ0012690 is included as ATTACHMENT I to this RFQ. A. Inspect the storage, pump, and alarm (if alarms are installed) with one (1) onsite visit per week. B. Check the tablet chlorinator one (1) time per week. Add newly manufactured tablets to the system, as necessary. Tablets to be furnished by the Vendor. C. Inspect the drip irrigation system one (1) time per month and at the same time of the weekly onsite visit. D. Check the septic tank one (1) time per year. The Vendor shall communicate to Department Contract Manager if the scum layer needs to be removed and the tank pumped out. The Park will be responsible for removing the scum layer and pumping out the tank. E. Inspect the 450-square-foot lined sand filter to make sure it is covered and to ensure that rainwater is not collected and discharged through the drip irrigation lines. Inspect the air circulation above the lined sand filter to make sure air flow is not restricted. F. Inspect the system for ponding in or runoff from the irrigation sites listed in Attachment B of Wastewater Permit WQ0012690. [15A NCAC 02T .0108(b)(1)] G. Not perform irrigation during inclement weather or when the ground is in a condition that will cause ponding or runoff. [15A NCAC 02T .0108(b)(1)] H. Test and calibrate irrigation equipment a minimum of one (1) time per permit cycle. Calibration records shall be maintained onsite for a period of no less than five (5) years and shall be made available to the Park and North Carolina Environmental Management Commission upon request. I. Perform the following tests of the effluent according to Attachment A of Wastewater Permit WQ0012690. [15A NCAC 02T .0108(c)] 1) BOD, 5-day – one (1) time every six (6) months 2) Coliform, Fecal MF, M-FC, Broth – one (1) time every six (6) months 3) Flow, in Conduit or thru Treatment Plant – one (1) time per month 4) Nitrogen, Ammonia Total (as N) – one (1) time every six (6) months 5) pH – one (1) time every six (6) months 6) Solids, Total Suspended – one (1) time every six (6) months J. Not allow automobiles or machinery on the irrigation sites or while maintenance is being performed. [15A NCAC 02T .0108(b)(1)] K. Utilize the drip irrigation system from May 15, 2026, to October 15, 2026, May 15, 2027, to October 15, 2027, and May 15, 2028 to October 2028 only. The existing subsurface disposal system permitted by the Division of Environmental Health shall be utilized from the date of contract execution to May 14, 2026. The Department is mostly closed to visitors and the wastewater flow is at a minimum volume through October through May of each year. L. Check to ensure residuals generated from the wastewater treatment facilities are disposed of or utilized in accordance with 15A NCAC 02T .1100. M. Check to ensure untreated or partially treated wastewater is not bypassing the treatment facilities. 15A NCAC 02T .0505(j)] N. Utilize a certified laboratory to conduct all laboratory analyses for the required effluent, groundwater, or surface water parameters. [15A NCAC 02H .0800] O. Continuously monitor flow through the treatment facility and daily average flow values shall be reported on Form NDMR. Flow may be estimated from water use records, provided the Park’s water use is metered. Daily average flow values shall be calculated by dividing the monthly metered water usage by the number of days in the month. [15A NCAC 02T .0105(k), 02T .0108(c)] P. Maintain adequate records tracking the amount of effluent irrigated. At a minimum, these records shall include the following information for each irrigation site listed in Attachment B of Wastewater Permit WQ0012690. 1) Date of irrigation. 2) Volume of effluent irrigated. 3) Site irrigated. 4) Length of time site is irrigated. 5) Continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings. 6) Continuous monthly and year-to-date loadings for any non-hydraulic parameter specifically listed in Attachment B of Wastewater Permit WQ0012690. 7) Weather condition. 8) Maintenance of cover crops. Q. Submit three (3) copies of all monitoring data on Form NDMR for each PPI and three (3) copies of all operation and disposal records on Form NDAR-1 for every site in Attachment B of Wastewater Permit WQ0012690 on or before the last day of the following month. If no activities occurred during the monitoring month, monitoring reports are still required documenting the absence of the activity. All information shall be submitted to the following address: [15A NCAC 02T .0105(1)] Division of Water Resources Information Processing Unit 1617 Mail Service Center Raleigh, North Carolina 27699-1617 R. Maintain a record of all residuals from the facility for a period of no less than five (5) years and shall be made available to the Division of State Parks and Recreation (hereinafter “Division”) and accessible to the Park. At minimum, the record shall include: 1) Name of the residuals hauler. 2) Non-Discharge permit number authorizing the residuals disposal, or a letter from a municipality agreeing to accept the residuals. 3) Date of the residuals hauled. 4) Volume of residuals removed. 15A NCAC 02T .0108(b)(1)] Maintain a maintenance log to be kept onsite and accessible to the Park. The log shall be kept for a period of no less than five (5) years and shall be made available to the Park upon request. At a minimum, the log shall contain visual observations of the plant and plant site; and a record of preventive maintenance (e.g., changing of equipment, adjustments, testing, inspections, cleanings, etc.)
