One of the key metrics dividend investors look at is the dividend yield – a measure of how much cash flow an investor gets for each dollar invested in the company. From that viewpoint, Potash Corp. (NYSE:POT) comes across as an excellent dividend stock, yielding nearly 6% thanks to the recent slide in its stock price. In fact, Potash Corp.'s yield is currently at record highs.

POT data by YCharts

But given that dividend yield rises as the stock price falls, a high yield can also trap you if the stock is declining because of macro or company-specific factors with long-term implications.

So could Potash Corp.'s dividend be in danger? While the company appears fundamentally strong, a deeper look into Potash Corp.'s leverage, cash flows, and dividend history can tell you whether its attractive yield could be headed for trouble. Watch the slideshow below to find the answer.