AG Environmental Lab Reports — Village of Red Hook Water System, November 2025

Microbiological Sample Results

NEW YORK STATE DEPARTMENT OF HEALTH

Water Systems Operation Report

Bureau of Water Supply Protection

|Public Water System Name es|Public Water System Name es|Public Water System Name es|Public Water System Name es|Reporting Month/Year es|Reporting Month/Year es|Date Report Submitted es|Date Report Submitted es|Date Report Submitted es|Source Water Type(s) es|Source Water Type(s) es| |---|---|---|---|---|---|---|---|---|---|---| | Village of Red Hook | - | - | - | Oct-25 | - | 11/7/2025 | - | - | Surface | | a | - | - | - | a | - | a | - | - | Ground | | - | - | - | - | - | - | - | - | - | GWUDI | | - | - | - | - | - | - | - | - | - | Purchase with subsequent chlorination | | - | - | - | - | - | - | - | - | - | Purchase w/out subsequent chlorination | | - | - | - | - | - | - | - | - | - | a | | - | - | - | - | - | - | - | - | - | ee | |Public Water System ID ee||||County ee||Town, Village, or City ee||||| |NY1302775 a||||Dutchess||Village of Red Hook||||| |et||||||||||| |DATE |||Source(s) in Use |||Treated water volume ( gallons/day) |||Chlorination a||||Other Treatments / Readings|||| ||||Gaseous a||Liquid a e|Free chlorine residual at entry point (mg/l)|ee|ee||| ||||Cylinder weight (lbs.) a|Chlorine used per day (lbs.) a|Hypochlorite added to crock (gallons or quarts) a e|||||| |1 a||223816 ||||1.82||ee|ee|ee| |2 a a a|~~a ~~ a |224733 a a |ee ee |ee ee |15 ee ee |1.86 ee ee ee |ee ee|ee ee ee|ee ee ee|ee ee| |3 ~~a ~~ a a|a a |224059 a a|ee ee|ee ee|ee ee|1.9 ee ee ee|ee ee|~~ee ~~ ee ee|~~ee ~~ ee ee|ee| |4

~~a ~~ a a|~~a ~~ a a|228856 ~~a ~~ a a|ee ee a|ee ee ee|10 ~~ee ~~ ee ee|1.9 ee ee ee ee|~~ee ~~ ee ee|ee ee ee|ee ee ee|| |5

~~a ~~ a|~~a ~~ a a|260203 ~~a ~~ a a|ee a ee|~~ee ~~ ee se|ee ee se|1.86 ee ee|ee ee|ee ee|ee ee|| |6

a|a a|238162 a a|~~a ~~ ee|ee se|10 ~~ee ~~ se|1.76 ee|ee|ee|ee|| |7 a|~~a ~~ a|227434 a a|~~ee ~~ ee|se ee|se ee|1.79 es||||| |8 a a|a a|226883 a a|ee ee|ee ee|10 ee ee|1.93 es ee|ee|ee|ee|| |9 a a a|~~a ~~ a a|228555 a a a|ee ee ee|ee ee ee|ee ee ee|1.87 es ee es|ee|ee|ee|| |10 ~~a ~~ a a|~~a ~~ a a|221691 a a a|ee ee a|ee ee ee|5 ee ee ee|1.94 ~~ee ~~ es ee|~~ee ~~ ee|ee ee|ee ee|| |11 a a a|~~a ~~ a a|225952 a a a|ee a ee|ee ee es|5 ee ee es|1.82 es ee ee|ee ee|ee ee|ee es|| |12 a a a|~~a ~~ a a|217005 a a a|a ee a|ee es ee|10 ~~ee ~~ es ee|1.88 ee ee ee|ee ee ee|ee ee ee|ee es ee|| |13 a a a|~~a ~~ a a|225722 a a a|~~ee ~~ a ee|es ee ee|es ee ee|1.88 ~~ee ~~ ee ee|ee ee ee|ee ee ee|es ee ee|| |14 a a a|~~a ~~ a a|224429 a a ee|a ee ee|ee ee ee|20 ee ee ee|1.87 ee ee ee|ee ee|ee ee|ee ee|| |15 ~~a ~~ a a|~~a ~~ a a|217386 a ee a|ee ee ee|ee ee ee|ee ee ee|1.83 ~~ee ~~ ee ee|~~ee ~~ ee|ee ee|ee ee|| |16 a a a|a a a|223110 ~~ee ~~ a ee|ee ee ee|ee ee ee|ee ee ee|1.85 ee ee ee|ee|ee|ee|| |17 ~~a ~~ a a|~~a ~~ a a|216646 a ee a|ee ee ee|ee ee ee|ee ee ee|1.9 ee ee ee|ee ee|ee ee|ee ee|| |18 a a a|a a|219616 ~~ee ~~ a|ee ee es|ee ee es|10 ee ee es|1.93 ee ee es|ee|ee|ee|| |19 ~~a ~~ a a|~~a ~~ a|227619 a a|ee es ee|ee es es|ee es es|1.96 ~~ee ~~ es ee|~~ee ~~ ee|ee ee|ee es|| |20 a a a|a a|227070 a a|es ee ee|es es es|es es es|1.9 es ee ee|ee ee|ee ee|es es|| |21 a a a|~~a ~~ a|220935 a a|~~ee ~~ ee es|es es es|10 es es es|1.85 ~~ee ~~ ee es|ee ee|ee ee|es es|| |22 a a a|~~a ~~ a|214079 a a|~~ee ~~ es ee|es es es|10 es es es|1.71 ~~ee ~~ es ee|ee ee|ee ee|es es|| |23 a a a|a|218754 a|es ee es|es es es|es es es|2.04 es ee es|ee|ee|es|| |24 a a a|~~a ~~ a|218437 a a|~~ee ~~ es a|es es a|15 es es ee|2.13 ~~ee ~~ es ee|ee ee|ee ee|es es|| |25 a a a|a a|219984 a a|es a ee|es a es|es ee es|2.1 es ee ee|ee ee|ee ee|es es|| |26 ~~a ~~ a|~~a ~~ a|227748 ~~a ~~ a|~~a ~~ ee|a es|ee es|2.12 ~~ee ~~ ee|ee ee|ee ee|es es|| |27 a a|~~a ~~ a|218398 a a|~~ee ~~|es|10 es ss|1.44 ~~ee ~~ ss|ee|ee|es|| |28 a a|a a a |218740 a a a a |a a a|a a es|a es|1.43 ee|ee|ee|es|| |29 a a a|a a a |209431 a a a |a ee|es ee|es se|1.63 ee se|ee es|ee ee|es ee|| |30 ~~a ~~ a a|~~a ~~ a a|217300 ~~a ~~ a a|~~a ~~ ee ee|es ee a|10 ~~es ~~ se ee|1.89 ee se ee|ee es ee|ee ee ee|es ee ee|ee| |31

~~a ~~ a a|~~a ~~ a ee|219449 a a ee|~~ee ~~ ee ee|~~ee ~~ a ee|se ee ee|1.92 se ee ee|es ee ee ee|~~ee ~~ ee ee ee|ee ee ee eee|ee ee eee| |Total

a a|~~a ~~ ee|6932202 a ee|~~ee ~~ ee|a ee|150 ee ee|ee ee|ee ee ee|ee ee ee ee|ee ee eee ee|ee ee eee| |AVG. a|ee a|223619 ee e|ee e|#DIV/0! ee e|4.84 ee e|1.86 ee e|#DIV/0! ee ~~ee ~~ e|#DIV/0! ee ~~ee ~~ ee|#DIV/0! ee ~~eee ~~ ee|#DIV/0! ee eee|

Chlorine Mix Ratio = quarts/gallons of % chlorine added to gallons of water in crock Reported by: Leslie A Coon Jr Title: Sr. Area Manager NYS DOH Operator Certification Number: NY0039091 Signature: Date: 11/7/2025 Operator Grade Level IIB/C

Microbiological Samples and Free Chlorine Residual

| Sample Location | Date of Sample | Sample Type | Total | E.coli | Free Chlorine Residual | Did not collect/analyze repeat sample. | | - | - | 1.Routine | Coliform | Positive | (mg/l) | For systems collecting 40 or more samples per month: more than 5% of the | | - | - | 2.Repeat | Positive | - | - | samples (routine and/or repeat) are positive for total coliform (= total coliform | | - | - | - | - | - | - | MCL | | - | - | - | - | - | - | violation). | | - | - | - | - | - | - | The original sample was E.coli positive and at least 1 repeat sample was | | - | - | - | - | - | - | positive for total coliform ( =E.coli MCL violation | | - | - | - | - | - | - | ). | | - | - | - | - | - | - | Did an MCL violation occur? | | - | - | - | - | - | - | Did not collect/analyze for E. coli for positive total coliform from | | - | - | - | - | - | - | routine/repeat sample. | | - | - | - | - | - | - | If “Yes,” check reason(s) below (see also Part 5, Table 6 for | | - | - | - | - | - | - | additional information). | | - | - | - | - | - | - | For systems collecting less than 40 samples per month: two or more of the | | - | - | - | - | - | - | samples (routine and /or repeat) are positive for total coliform (= total coliform | | - | - | - | - | - | - | MCL | | - | - | - | - | - | - | violation). | | - | - | - | - | - | - | If “Yes,” check reason (s) below: | | - | - | - | - | - | - | Actual number of samples is fewer than required. | | - | - | - | - | - | - | Free Chlorine Residual | | - | - | - | - | - | - | Population Served: | | - | - | - | - | - | - | Number of microbiological monitoring samples required: | | - | - | - | - | - | - | Number of microbiological monitoring samples taken: | | - | - | - | - | - | - | Did an M&R violation oc | | - | - | - | - | - | - | Yes | | - | - | - | - | - | - | No | | - | - | - | - | - | - | Yes | | - | - | - | - | - | - | No | |7585 South Broadway|10/29/2025|1|Yes No|Yes No|1.23|| |7467 South Broadway|10/29/2025|1|Yes No|Yes No|1.35|| |Traditions Mailroom|10/29/2025|1|Yes No|Yes No|1.1|| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||Reminder: System must collect a minimum of five (5) routine microbiological monitoring samples during the month following a repeat sample collection.| ||||Yes No|Yes No||| |||||||As required by 5-1.72, “Operation of a Public Water System,” a copy of this form shall be sent to your local health department by the 10th calendar day of the next reporting period.| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No||| ||||Yes No|Yes No|||

Sample Collector(s): LJ

Name of NYSDOH Certified Laboratory: AG Environmental Did any MCL violation occur? If so, please describe:

Did an emergency or low pressure problem occur? Did source water bypass an existing treatment process in the system? If so, please explain.

Comments: