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| Location | Observer's Name | Today's Date | Day of the week | Time | Big pool pH | Big pool Temperature | Big pool Chlorine | Big pool Alkalinity | Big pool Cyanuric Acid | Big pool Calcium hardness | Big pool Attendance | | Big Pool: What was done to solve chemical issues? | Little pool pH | Little pool Temperature | Little pool Chlorine | Little pool Alkalinity | Little pool Cyanuric Acid | Little pool Attendance | | Little Pool: What was done to solve chemical issues? |
| Aurora YMCA | Shaina Chan | 07/13/2021 | Tuesday | 06:00 PM | 7.4 | | 3 | | | | | | | 7.4 | | 3 | | | | | |
| Aurora YMCA | Finley Close | 08/23/2021 | Monday | 08:00 PM | 7.4 | | 2 | | | | | | | 7.4 | | 2 | | | | | |
| Aurora YMCA | Finley Close | 12/29/2021 | Wednesday | 09:00 PM | 7.4 | | 1 | | | | | | | 7.4 | | 1 | | | | | |
| Aurora YMCA | Kate Rollie | 05/25/2022 | Wednesday | 08:35 PM | 7.4 | 82 | 1 | | | | 5 | | | 7.4 | 82 | 1 | | | 5 | | |
| Aurora YMCA | Hailey Hanson | 09/19/2021 | Sunday | 11:00 AM | 7.4 | 83 | 2.5 | 80 | 30 | 200 | 0 | | None
| 7.4 | 83 | 3 | 80 | 30 | 0 | | None
|
| Aurora YMCA | Murphy Close | 05/26/2022 | Thursday | 05:30 AM | 7.4 | 84 | 2 | | | | 0 | | | 0 | 0 | 0 | | | 0 | | |
| Aurora YMCA | Jenis Baker | 08/12/2022 | Friday | 07:43 PM | 7.4 | 84 | 2 | | | | 0 | | | 0 | 0 | 0 | | | 0 | | |
| Aurora YMCA | William Watkins | 01/27/2024 | Saturday | 04:32 PM | 7.2 | 83 | 5 | 110 | | | 0 | | | 7.4 | 89 | 7.5 | 180 | | 0 | | |
| Aurora YMCA | Arhana Baijal | 07/29/2021 | Thursday | 08:00 AM | 7.4 | | 3 | | | | | | | 7.4 | | 3 | | | | | |
| Aurora YMCA | Alara Bobus | 08/13/2021 | Friday | 04:00 PM | 7.4 | | 3 | | | | | | | 7.4 | | 3 | | | | | |
| Aurora YMCA | Ashley Christensen | 09/26/2021 | Sunday | 04:30 PM | 74 | 83 | 3 | 90 | 30 | 300 | 0 | | | 7.4 | 83 | 3 | 90 | 30 | 0 | | |
| Aurora YMCA | Christopher Gallegos | 11/30/2022 | Wednesday | 08:00 PM | 7.0 | 84 | 3 | | | | 0 | | | 7.0 | 84 | 3 | | | 0 | | |
| Aurora YMCA | Hugh Mullen | 01/28/2024 | Sunday | 08:20 AM | 7.4 | 83 | 1 | | | | 0 | | | 7.4 | 82 | 1 | | | 0 | | |
| Aurora YMCA | Zeke Evens | 03/04/2024 | Monday | 10:15 AM | 7.4 | 84 | 3 | 60 | | 430 | 1 | | Added soda ash
| 0 | 0 | 0 | | | 0 | | |
| Aurora YMCA | Zeke Evens | 01/18/2022 | Monday | 05:09 AM | 7.4 | 84 | 2 | 50 | | 430 | | | | 0 | | 0 | | | | | |
| Aurora YMCA | Margaret Rachfalski | 02/23/2022 | Wednesday | 08:36 PM | 7.4 | | 1 | 90 | | | | | | 7.4 | | 1 | 90 | | | | |
| Aurora YMCA | Joshua Woren | 10/23/2022 | Sunday | 08:55 AM | 7.4 | 84 | 2 | | | | 0 | | | 7.4 | 84 | 2 | | | 0 | | |
| Aurora YMCA | Tucker Meeks | 06/04/2021 | Friday | 10:00 AM | 7.4 | 82 | 3 | | | | 0 | | | | | | | | | | |
| Aurora YMCA | Alara Bobus | 07/21/2021 | Wednesday | 08:00 AM | 7.4 | | 3 | | | | | | | 7.4 | | 3 | | | | | |
| Aurora YMCA | Christopher Gallegos | 08/13/2021 | Friday | 06:00 PM | 7.4 | 81 | 3 | | | | | | | 7.4 | 81 | 3 | | | | | |
| Aurora YMCA | Finley Close | 06/27/2022 | Monday | 05:30 AM | 7.4 | 82 | 1 | | | | 1 | | | 0 | 0 | 0 | | | 0 | | |
| Aurora YMCA | Shaina Chan | 08/26/2022 | Friday | 07:30 PM | 7.2 | 84 | 2 | | | | 2 | | | 7.2 | 84 | 2 | | | 0 | | |
| Aurora YMCA | Seneca Holmes | 02/25/2023 | Saturday | 04:31 PM | 7.4 | 84 | 3 | | | | 0 | | | 0 | 0 | 0 | | | 0 | | |
| Aurora YMCA | Zoe Vondruska | 04/30/2024 | Monday | 08:06 PM | 7.4 | 80 | 3 | | | | 0 | | | 7.4 | 80 | 3 | | | 0 | | |
| Aurora YMCA | Addie Roush | 05/28/2021 | Friday | 12:00 PM | 7.4 | 81 | 3 | | | | 1 | | | | | | | | | | |
| Location | Observer's Name | Today's Date | Day of the week | Time | Big pool pH | Big pool Temperature | Big pool Chlorine | Big pool Alkalinity | Big pool Cyanuric Acid | Big pool Calcium hardness | Big pool Attendance | | Big Pool: What was done to solve chemical issues? | Little pool pH | Little pool Temperature | Little pool Chlorine | Little pool Alkalinity | Little pool Cyanuric Acid | Little pool Attendance | | Little Pool: What was done to solve chemical issues? |