---
title: "Water restoration for food and beverage | Alchemal"
url: "https://alchemal.com/wastewater/who-we-serve/food-beverage-processing/"
description: "High-strength wash and process water runs the oxygen demand up fast. Keep the basin aerobic, hold settling, and ease the odor, measured against a baseline."
source: "Alchemal — alchemal.com"
---
# Water restoration for food and beverage processing

A processing line makes a high-strength waste stream, sugars, starches, fats, and wash water, that runs the oxygen demand up fast. When the basin cannot keep up, the sludge stops settling, the plant smells, and the discharge numbers climb, all while aeration runs the power bill. You want the water handled without slowing the line.

## The problems we see on your water

- [Filamentous bulking: sludge that will not settle When the basin runs short of oxygen, filament-forming bacteria can take over and keep the sludge from settling. See where holding oxygen shifts the balance back, and where it does not.](https://alchemal.com/problems/filamentous-bulking-poor-settling/)
- [When aeration cannot keep up: low dissolved oxygen under load When the load climbs and the blowers cannot hold dissolved oxygen at setpoint, the culture slows and treatment falls behind. See how oxygen transfer changes the math.](https://alchemal.com/problems/aeration-cant-keep-up-load/)
- [Headworks and basin odor: hydrogen sulfide off a plant that ran short of oxygen A plant's rotten-egg odor is usually hydrogen sulfide from anaerobic water in the collection system or a basin. See how holding oxygen shifts the biology off that path.](https://alchemal.com/problems/headworks-basin-odor/)
- [The energy cost of aeration: paying for oxygen that never dissolves Aeration is usually the largest power draw at a plant, and coarse bubbles lose much of it at the surface. See how transfer efficiency, not blower size, sets the bill.](https://alchemal.com/problems/aeration-energy-cost/)
- [Wet weather and shock loads: when the demand arrives all at once A storm surge or a sudden slug of load can crash dissolved oxygen faster than the blowers recover. See how held oxygen gives the basin more headroom through a peak.](https://alchemal.com/problems/wet-weather-shock-loads/)

## What Alchemal installs and takes responsibility for

A food or beverage plant makes a waste stream with a heavy biological load: the sugars, starches, fats, and wash water a processing line sheds carry a high biochemical oxygen demand (BOD, the oxygen the waste demands as it breaks down). That load runs the oxygen demand up fast, and when the basin cannot keep dissolved oxygen (DO, the oxygen carried in the water) at setpoint, the culture slows, the sludge bulks and stops settling, and the plant sours. Nanobubble oxygenation keeps more of the oxygen you supply in the water, so the basin holds its setpoint under a strong load instead of losing it at the surface. It runs continuously, and the line it sits beside keeps running.

The proof is operational. We baseline the dissolved oxygen, the settling readings, and the numbers your discharge permit turns on, then log them against that baseline through the processing season. An [N-Series](https://alchemal.com/technology/n-series/) unit you own does the work; the high-organic-load unit is the [N4](https://alchemal.com/technology/n-series/n4/), built for heavy loads with no fine passages to clog. The assessment sizes it to your stream, and where the limit is capacity rather than oxygen it says so; [Stewardship](https://alchemal.com/stewardship/) carries the record.

## What the published work shows, and where we need the field

The mechanism has been measured in a treatment reactor, where nanobubble aeration reached a higher removal of the organic load than a fine-bubble system. The figure, its scope line, and the limit sit on the [wastewater overview](https://alchemal.com/wastewater/), attributed to nanobubble aeration as a mechanism rather than to any Alchemal unit. Our own installations publish their own record as case files, and we are looking for processors willing to help build it on a working plant.

## Proof from plant managers

The first installations for this audience are being instrumented now, and their case files publish when the record is worth reading. The [methodology](https://alchemal.com/technology/how-we-measure/) is already public: what we record, how we calibrate, and how we report what didn't move.

## From your first note to the assessment

1. You describe the water. A specialist reads it, replies in writing, and says whether an assessment makes sense.
2. Your water goes on the schedule. The first assessments and installations are being scheduled now; requests are answered in the order they arrive.
3. The assessment puts a baseline on paper: dissolved oxygen top to bottom, clarity, the condition of the sediment, and a plan with a prediction attached. If oxygenation isn't the right fix, the report says so.

## Questions processors ask

**Our waste is high-strength and seasonal. Can this handle it?**

A high biochemical oxygen demand (BOD, the oxygen the waste demands as it breaks down) is exactly the load that outruns aeration. Holding oxygen in the water keeps the culture working at that load, and the assessment sizes to it, including the seasonal peaks a processor sees.

**We have a bulking and settling problem. Will this help?**

Where low oxygen is favoring the filaments that keep sludge from settling, holding oxygen shifts the balance back toward floc that settles. Bulking has other causes too, so we baseline the settling and the DO profile and read whether oxygen is the lever here before sizing anything.

**Will installing this slow production?**

No. The system installs at the basin as it runs and feeds oxygen continuously. The line, the wash cycles, and the loading schedule all keep going, and nothing is added to the water except oxygen.

**Does it help with the plant odor?**

Where the odor is sulfide made in water we can keep aerobic, holding oxygen shifts the biology off the path that generates it, so less comes off the surface. Where it is made upstream, the assessment says what a basin reaches and what it does not.

## Start with a conversation.

Describe the water and a specialist replies in writing, before any commitment. Your water, your numbers.

[Get a free assessment](https://alchemal.com/assessment/?water=food-beverage-processing) [See the case-file format](https://alchemal.com/technology/how-we-measure/)