WaterPrepared 35 Gallon Utility Tank
For a portable 35-gallon drinking-water tank that rides in a truck bed or trailer.
Amazon $157.99$157.99
35 gal$4.51Included
3.2/5
For a 30-gallon opaque square tank with a 5 in. fill lid and an NSF-certified resin.
- 30 galCapacity
- 1 tankContainers
- MDPEMaterial
- 0.8 in. outletSpigot
Check price at Amazon$206.50
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Rated ANSI/NSF, food grade and BPA free by the maker
- Molded gallon marks show the level at a glance
- Light 19 lb empty
Cons
- No spigot included, only a 3/4 in. bulkhead outlet
- Not stackable and holds just 30 gallons
The RomoTech Domed Tanks family
Every RomoTech Domed Tanks model we rank, smallest first. Ratings compare each against its own size.
| Model | Capacity | Rating | Price |
|---|---|---|---|
| RomoTech Domed Tank 8 Gal (Natural) | 8 gal | 2.8/5 | $128.99 |
| RomoTech Domed Tank 16 Gal (Natural) | 16 gal | 3.0/5 | $143.99 |
| RomoTech Domed Tank 16 Gal (Black) | 16 gal | 2.9/5 | $157.99 |
| RomoTech Domed Tank 26 Gal (Black) | 26 gal | 3.1/5 | $189.99 |
| RomoTech Domed Tank 30 Gal (Black) (this one) | 30 gal | 3.2/5 | $206.50 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | 82123905 |
|---|---|
| Capacity | |
| Total capacity | 30 gal |
| Containers | 1 tank |
| Size (each) | 24 x 19 x 22.5 in |
| Empty weight (each) | 19 lb |
| Water safety | |
| Material | MDPE |
| NSF certified | Yes |
| Food grade | Yes |
| BPA free | Yes |
| Features | |
| Spigot or outlet | 0.8 in. outlet |
| Stackable | No |
| UV resistant | Yes |
| Made in USA | Yes |
Alternatives in this size
Reliance Aqua-Tainer 7 Gallon, 4-Pack
For camping and small emergency stashes in a proven rigid 7-gallon jug.
Amazon $149.99$149.99
28 gal$5.36Included
RomoTech Domed Tank 26 Gal (Black)
For a 26-gallon opaque tank that fits under a bench or in a truck bed.
Amazon $189.99$189.99
26 gal$7.310.8 in. outlet
Compare
Compare the RomoTech Domed Tank 30 Gal (Black) with any other water storage tank →
More from RomoTech: every RomoTech product ranked.