WELL AP WELL-AP Exam - Topic 6 Question 40 Discussion

Actual exam question for WELL AP's WELL-AP exam

Question #: 40
Topic #: 6

Which of the following performance testing results is compliant with the requirements of the WELL Building Standard's Water concept?

ACopper is equal to 5 mg/L

BLead is equal to 0 05 mg/L

CChromium is equal to 0.08 mg/L

DCadmium is equal to 0.01 mg/L

Show Suggested Answer

Suggested Answer: D

The WELL Building Standard's Water concept sets strict limits for contaminants, including heavy metals like cadmium, in drinking water to protect human health. A performance testing result showing cadmium levels at or below 0.01 mg/L is considered safe and compliant with drinking water quality standards, reflecting the Standard's commitment to providing clean and safe water for consumption.

by Kiera at Jan 05, 2026, 05:16 AM

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Carylon

3 days ago

Option D is the winner! Gotta keep those heavy metals in check for a healthy building, am I right?

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Katlyn

8 days ago

D definitely looks like the right choice here. The other options are way too high for the water quality standards.

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Nada

13 days ago

I think the correct answer is D. Cadmium is equal to 0.01 mg/L, which seems to be the only one that meets the WELL Building Standard's requirements.

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Latia

18 days ago

I believe copper is usually acceptable at higher levels, but I can't remember if 5 mg/L is compliant or not.

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Shawnna

23 days ago

I’m a bit confused about chromium and cadmium; I can't recall which one has a stricter limit according to the WELL standards.

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Portia

28 days ago

I feel like we practiced a question similar to this in class, and I think lead was one of the metals that had a very low threshold.

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Adelaide

1 month ago

I think I remember that the WELL Building Standard has specific limits for heavy metals in water, but I'm not sure about the exact values.

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Gail

1 month ago

Ah, this is right up my alley. I've worked with the WELL standard before, so I'm confident I can identify the compliant result here.

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Flo

1 month ago

This looks straightforward. I just need to match the metal concentrations to the WELL standard's limits. Shouldn't be too hard if I can remember the right values.

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Kaycee

2 months ago

I'm a bit confused on this one. I know the WELL standard covers water quality, but I'm not sure of the exact thresholds for each metal. Guess I'll have to do some research.

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Theresia

2 months ago

Okay, I think I know the answer here. The WELL Building Standard has specific limits for heavy metals in water, so I'll need to compare the values given to those limits.

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Floyd

2 months ago

Hmm, this seems like a tricky one. I'll need to carefully review the WELL Building Standard's requirements for water quality.

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