Water Quality Report · Updated May 12, 2026
OCUD/SOUTHERN WATER SYS (5 WPS)
OCUD/SOUTHERN WATER SYS (5 WPS) delivers tap water graded D (64/100) by TapWaterSafety.org. The utility serves approximately 80,738 residents in ORLANDO, Florida using groundwater. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Arsenic detected. For questions, the utility can be reached at 407-254-9555.
Is ORLANDO tap water safe to drink?
OCUD/SOUTHERN WATER SYS (5 WPS) delivers tap water that earns a grade of D (64/100) from TapWaterSafety.org — a below-average rating, with multiple concerns including haloacetic acids (haa9) significantly above health guideline.
The utility serves 80,738 residents in ORLANDO, drawing from groundwater.
Public testing data identifies 13 contaminants in this water above EWG's health-based guidelines, including: Haloacetic acids (HAA9), Total trihalomethanes (TTHMs), Haloacetic acids (HAA5), Bromodichloromethane, Trichloroacetic acid, Chloroform, Dichloroacetic acid, Dibromochloromethane, Arsenic, Bromate, Dibromoacetic acid, Radium, combined (-226 and -228), Chlorate. For most residents, a properly certified home filter at the kitchen tap is the most cost-effective way to reduce exposure to whatever's in your water. See our filter recommendations below, matched specifically to this utility's contaminant profile.
Quick actions for ORLANDO residents
Top concerns in this water
Based on the most recent EPA and EWG data, these are the most significant water quality issues for OCUD/SOUTHERN WATER SYS (5 WPS).
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 46.2 ppb, 770x above the EWG health guideline of 0.06 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 54.7 ppb, 365x above the EWG health guideline of 0.15 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 25.1 ppb, 251x above the EWG health guideline of 0.1 ppb.
Arsenic detected
Moderate concernArsenic detected at 0.143 ppb.
Contact OCUD/SOUTHERN WATER SYS (5 WPS)
Reach the utility directly for service issues, water quality concerns, or to request your Consumer Confidence Report.
General Contact
Treatment Plant
Recommended water filters for ORLANDO
Filters matched to the specific contaminants in this water supply.
Carbon block (NSF/ANSI 42 + 53)
$40-$750Activated carbon is highly effective for disinfection byproducts like TTHM and HAA5.
Reverse Osmosis
$249-$750Arsenic is most effectively removed by reverse osmosis. Some specialized adsorptive filters also work.
Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.
Score breakdown
This utility's overall score of 64/100 breaks down across five weighted components. Read the full methodology →
Contaminants detected — international standards comparison
Every contaminant detected, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal (the strictest US benchmark). Why we show multiple standards →
| Contaminant | Detected | EWG US health-based |
EPA US legal |
EU DWD Europe |
WHO global |
CA PHG strictest US |
Tested sample year |
Status |
|---|---|---|---|---|---|---|---|---|
| Haloacetic acids (HAA9) Disinfection byproduct |
46.2 ppb | 0.06 | — | — | — | — | — | 770× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
54.7 ppb | 0.15 | 80.0 | 100 | — | — | — | 365× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
25.1 ppb | 0.1 | 60.0 | 60 | — | — | — | 251× over |
| Bromodichloromethane Disinfection byproduct |
14.2 ppb | 0.06 | — | — | — | — | — | 236× over |
| Trichloroacetic acid Disinfection byproduct |
11.4 ppb | 0.1 | — | — | — | — | — | 114× over |
| Chloroform Disinfection byproduct |
28.8 ppb | 0.4 | — | — | — | — | — | 72× over |
| Dichloroacetic acid Disinfection byproduct |
13.1 ppb | 0.2 | — | — | — | — | — | 66× over |
| Dibromochloromethane Disinfection byproduct |
6.26 ppb | 0.1 | — | — | — | — | — | 63× over |
| Arsenic Heavy metal |
0.143 ppb | 0.004 | 10.0 | 10 | 10 | 0.004 | — | 36× over |
| Bromate Disinfection byproduct |
3.21 ppb | 0.1 | 10.0 | 10 | 10 | 0.1 | — | 32× over |
| Dibromoacetic acid Disinfection byproduct |
0.955 ppb | 0.03 | — | — | — | — | — | 32× over |
| Radium, combined (-226 and -228) Radiological |
0.6 pCi/L | 0.05 | 5.0 | — | — | — | — | 12× over |
| Chlorate Disinfection byproduct |
300.3 ppb | 210.0 | — | — | — | — | — | 1.4× over |
| Chromium (hexavalent) Heavy metal |
0.00966 ppb | 0.02 | — | — | — | — | — | Below guideline |
| Bromoform Disinfection byproduct |
0.178 ppb | 0.5 | — | — | — | — | — | Below guideline |
| Nitrate Inorganic |
0.014 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Molybdenum Other |
2.57 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
2.25 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Chloromethane Other |
0.096 ppb | 2.69 | — | — | — | — | — | Below guideline |
| Antimony Heavy metal |
0.035 ppb | 1.0 | 6.0 | 10 | 20 | 1 | — | Below guideline |
| Barium Heavy metal |
15.7 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Manganese Heavy metal |
1.25 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Vanadium Other |
0.114 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Monobromoacetic acid Disinfection byproduct |
0.103 ppb | 25.0 | — | — | — | — | — | Below guideline |
| Mercury (inorganic) Heavy metal |
0.0025 ppb | 1.2 | 2.0 | 1 | 6 | 1.2 | — | Below guideline |
| Strontium Radiological |
0.898 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| Chlorodifluoromethane Other |
0.011 ppb | — | — | — | — | — | — | Below guideline |
| Cyanide Inorganic |
0.343 ppb | — | 200.0 | 50 | 70 | 150 | — | Below guideline |
| Fluoride Inorganic |
0.574 ppm | — | 4.0 | 1.5 | 1.5 | — | — | Below guideline |
All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.
Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines (4th ed.), California OEHHA PHGs, EWG Tap Water Database.
OCUD/SOUTHERN WATER SYS (5 WPS) service area
This water system serves 1 community in Orange County, Florida. Click any city for its dedicated tap water quality page.
Find the right filter for ORLANDO water
Browse filter categories by water-quality concern. Each option below is NSF-certified for the matched contaminant type.